Christopher's Custom Cabinet Company uses a job order cost system with overhead applied as a percentage of direct labor costs. Inventory balances at the beginning of 2018 follow: Raw Materials Inventory $15,600 Work in Process Inventory 5,600 Finished Goods Inventory 20,800 The following transactions occurred during January: (a) Purchased materials on account for $27,900. (b) Issued materials to production totaling $21,000, 90 percent of which was traced to specific jobs and the remainder of which was treated as indirect materials. (c) Payroll costs totaling $16,700 were recorded as follows: $11,100 for assembly workers 2,600 for factory supervision 1,200 for administrative personnel 1,800 for sales commissions (d) Recorded depreciation: $5,400 for factory machines, $800 for the copier used in the administrative office. (e) Recorded $1,400 of expired insurance. Forty percent was insurance on the manufacturing facility, with the remainder classified as an administrative expense. (f) Paid $4,800 in other factory costs in cash. (g) Applied manufacturing overhead at a rate of 200 percent of direct labor cost. (h) Completed all jobs but one; the job cost sheet for the uncompleted job shows $2,200 for direct materials, $2,400 for direct labor, and $4,800 for applied overhead. (1) Sold jobs costing $50,400. The revenue earned on these jobs was $65,520. Required: 1. Set up T-accounts, record the beginning balances, post the January transactions, and compute the final balance for the following: