In October, the cost of materials transferred into the Rolling Department from the Casting Department of Kraus Steel Company is $561,600. The conversion cost for the period in the Rolling Department is $115,300($66,300 factory overhead applied and $49,000 direct labor). The total cost transferred to Finished Goods for the period was $580,000. The Rolling Department had a beginning inventory of $28,200. a1. Journalize the cost of transferred-in materials. If an amount box does not require an entry, leave it blank. a2. Journalize the conversion costs. If an amount box does not require an entry, leave it blank. a3. Journalize the costs transferred out to Finished Goods, If an amount box does not require an entry, leave it blank: b. Determine the bolance of Work in Process - Roling at the end of the period