For the year ended December 31, 2012, the job cost sheets of Guo Company contained the following data.

                    

Other data:
  1. Raw materials inventory totaled $20,000 on January 1. During the year, $100,000 of raw materials were purchased on account.
  2. Finished goods on January 1 consisted of Job No. 7648 for $93,000 and Job No. 7649 for $62,000.
  3. Job No. 7650 and Job No. 7651 were completed during the year.
  4. Job Nos. 7648, 7649, and 7650 were sold on account for $490,000.
  5. Manufacturing overhead incurred on account totaled $135,000.
  6. Other manufacturing overhead consisted of indirect materials $12,000, indirect labor $18,000, and depreciation on factory machinery $19,500.

Instructions
  (a) 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.) Calculate each of the following, then post each to the T account: (1) beginning balance, (2) direct materials, (3) direct labor, (4) manufacturing overhead, and (5) completed jobs.
  (b) Prepare the adjusting entry for manufacturing overhead, assuming the balance is allocated entirely to cost of goods sold.
  (c) Determine the gross profit to be reported for 2012.