What is wrong with X???

Hearty Soup Co. uses a process cost system to record the costs of processing soup, which requires the cooking and filling processes. Materials are entered from the cooking process at the beginning of the filling process. The inventory of Work in Process-Filling on April 1 and debits to the account during April were as follows: Bal., 800 units, 30% completed: Direct materials (800 x $4.30) $3,440 Conversion (800 x 30% x $1.75) 420 $3,860 From Cooking Department, 7,800 units $34,320 Direct labor 8,562 Factory overhead 6,387 During April, 800 units in process on April 1 were completed, and of the 7,800 units entering the department, all were completed except 550 units that were 90% completed. Charges to Work in Process-Filling for May were as follows: From Cooking Department, 9,600 units $44,160 Direct labor 12,042 Factory overhead 6,878 During May, the units in process at the beginning of the month were completed, and of the 9,600 units entering the department, all were completed except 300 units that were 35% completed. Required: 1. Enter the balance as of April 1, in a four-column account for Work in Process-Filling. Record the debits and the credits in the account for April. Construct a cost of production report, and present computations for determining (a) equivalent units of production for materials and conversion, (b) costs per equivalent unit, (c) cost of goods finished, differentiating between units started in the prior period and units started and finished in April, and (d) work in process inventory. If an amount box does not require an entry, leave it blank. ACCOUNT Work in Process-Filling Department ACCOUNT NO. BALANCE DATE ITEM POST. REF. DEBIT CREDIT DEBIT CREDIT Apr. 1 Bal., 800 units, 30% completed 3,860 X 3,860 Apr. 30 Cooking Dept., 7,800 units at $4.40 34,320 38,180 Apr. 30 Direct labor 8,562 46,742 Apr. 30 Factory overhead 6,387 53,129 Apr. 30 Finished goods 49,818 3,311 Apr. 30 Bal., 550 units, 90% completed 3,311 2. Provide the same information for May by recording the May transactions in the four-column work in process account. Construct a cost of production report, and present the May computations (a through d) listed in part (1). If an amount box does not require an entry, leave it blank. ACCOUNT Work in Process-Filling Department ACCOUNT NO. Balance DATE ITEM POST. REF. DEBIT CREDIT DEBIT CREDIT May 31 Balance 3,311 X 3,311 May 31 Cooking Dept., 9,600 units at $4.60 44,160 47,471 May 31 Direct labor 12,042 59,513 May 31 Factory overhead 6,878 66,391 May 31 Finished goods 64,801 1,590 May 31 Bal., 300 units, 35% completed 1,590