how do i calculate the value for may 31 balance?

Post the entries to Work in Process Inventory, and prove the agreement of the control account with the job cost sheets. (Post entries in the order of journal entries presented in the previous part. Round answers to 0 decimal places, e.g. 5,275.) Work in Process Inventory May 1 Balance 3400 May 31 7900 May 31 10700 May 31 12800 May 31 7680 X May 31 BalanceExercise 16-2 Stine Company uses a job order cost system. On May 1, the company has a balance in Work in Process Inventory of $3,400 and two jobs in process: Job No. 429 $2,100, and Job No. 430 $1,300. During May, a summary of source documents reveals the following. Materials Labor Time Job Number Requisition Slips Tickets 429 $2,600 $2,000 430 3,600 3,100 431 4,500 $10,700 7,700 $12,800 General use 900 1,300 $11,600 $14,100 Stine Company applies manufacturing overhead to jobs at an overhead rate of 60% of direct labor cost. Job No. 429 is completed during the month