For the purpose of enabling it to determine whether the proposed issue is in the public interest, in accordance with laws touching the issuance of securities by public utilities, and reasonably necessary in the operation and management of the business of the utility in order that the utility may provide adequate service and facilities, the commission also may consider the total outstanding capitalization of the utility, including the proposed issue, in relation to the total value of or investment in the property of the utility, including the property to be acquired by the proposed issue, as shown by the balance sheet, accounts, or reports of the utility, the records of the commission, or other evidence, and the character and proportionate amount of each kind of security, including the proposed issue, and the unamortized discount suffered by the utility in the sale of the outstanding securities. The commission shall make such further inquiry or investigation, hold such hearing or hearings, and examine such witnesses, books, papers, documents, or contracts as it may deem of importance in enabling it to reach a decision.
IC 8-1-2-79