XLS 4-28 Job order costing (CMA adapted) (LO 5) ErgoFurn, Inc. manufactures ergonomically designed computer furniture. ErgoFurn uses a job order costing system. On November 30, the Work in Process Inventory consisted of the following jobs: Job No. Item Units Accumulated Cost CC723 Computer caddy 20,000 $ 900,000 CH291 Chair 15,000 431,000 PS812 Printer stand 25,000 250,000 $1,581,000 On November 30, ErgoFurn's Raw Materials Inventory account totaled $668,000, and its Finished Goods Inventory totaled $3,456,400. ErgoFurn applies manufacturing overhead on the basis of machine hours. The company's manufacturing overhead budget for the year totaled $4,500,000, and the company planned to use 900,000 machine hours during the year. Through the first eleven months of the year, the company used a total of 830,000 machine hours, total manufacturing overhead amounted to $4,274,500, and Cost of Goods Sold was $8,750,250. ErgoFurn purchased $638,000 in raw materials in December and incurred the following costs for jobs in process that month: Job No. CC723 CH291 PS812 DS444 Materials Issued $155,000 $ 13,800 $211,000 $252,000 Machine Hours 12,000 4,400 19,500 14,000 Direct Labor Hours 11,600 3,600 14,300 12,500 Direct Labor Cost $122,400 $ 43,200 $200,500 $138,000 The following jobs were completed in December and transferred to the Finished Goods Inventory: Job No. CC723 CH291 DS444 Item Computer caddy Chair Desk Units 20,000 15,000 5,000 Required a. Calculate the total cost of each of the four jobs worked on in December. b. Calculate the total manufacturing cost for December. C. Calculate the cost of goods manufactured for December. d. Calculate the balance in the Work in Process Inventory account on December 31. e. Assume that ErgoFurn sold 15,000 computer caddies, 12,000 chairs, and 4,500 desks in December. Calculate Cost of Goods Sold for the month of December and the ending Finished Goods Inventory balance on December 31