Process Cost Journal Entries The cost of materials transferred into the Rolling Department of Blackrock Steel Company is $625,500 from the Casting Department. The conversion cost for the period in the Rolling Department is $157,680 ($94,600 factory overhead applied and $63,080 direct labor). The total cost transferred to Finished Goods for the period was $724,000. The Rolling Department had a beginning inventory of $38,020. al. 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. a3. Journalize the costs transferred out to Finished Goods. If an amount box does not require an entry, leave b. Determine the balance of Work in Process-Rolling at the end of the period