the total says its wrong for both retail and commercial

Problem 11-72 (Sttic) Finding Missing Data: Net Realizable Value (LO 11-3) Troester Manufacturing produces products X,Y, and Z from a joint process. Each product can be processed further and sold as X Prime, Y.Prime, and Z-Prime. Information on the operations for the most recent period follows. Required: Determine the value of each missing item. The joint costs of $144,000 for X is the portion of the total joint cost of $288,000 that had been allocated to X Note: Do not round intermediate calculations