Tex. R. Civ. P. 761
The court shall determine before entering the decree of partition whether the property, or any part thereof, is susceptible of partition; and, if the court determines that the whole, or any part of such property is susceptible of partition, then the court for that part of such property held to be susceptible of partition shall enter a decree directing the partition of such real estate, describing the same, to be made in accordance with the respective shares or interests of each of such parties entitled thereto, specify in such decree the share or interest of each party, and shall appoint three or more competent and disinterested persons as commissioners to make such partition in accordance with such decree and the law, a majority of which commissioners may act.
Tex. R. Civ. P. 761