Problem 20-2A For the year ended December 31, 2017, the job cost sheets of Cinta Company contained the following data. Job Number Explanation Direct Materials Direct Labor Manufacturing Overhead Total Costs 7640 Balance 1/1 $28,000 $26,880 $32,256 $87,136 Current years costs 33,600 40,320 48,384 122,304 7641 Balance 1/1 12,320 20,160 24,192 56,672 Current years costs 48,160 53,760 64,512 166,432 7642 Current years costs 64,960 61,600 73,920 200,480 Other data: 1. Raw materials inventory totaled $16,800 on January 1. During the year, $156,800 of raw materials were purchased on account. 2. Finished goods on January 1 consisted of Job No. 7638 for $97,440 and Job No. 7639 for $103,040. 3. Job No. 7640 and Job No. 7641 were completed during the year. 4. Job Nos. 7638, 7639, and 7641 were sold on account for $593,600. 5. Manufacturing overhead incurred on account totaled $134,400. 6. Other manufacturing overhead consisted of indirect materials $15,680, indirect labor $20,160, and depreciation on factory machinery $8,960. Prove the agreement of Work in Process Inventory with job cost sheets pertaining to unfinished work. (Hint: Use a single T-account for Work in Process Inventory.) Post each to the T-account in the following order: (1) beginning balance, (2) direct materials, (3) direct labor, (4) manufacturing overhead, and (5) completed jobs.