4. Twitty Inc. has provided the following data concerning the Assembly Department for the month of August. The company uses the weighted-average method in its process costing. Cost per equivalent unit ..... Equivalent units in ending work in process Materials Conversion $31.00 $19.20 1,470 525 During the month, 6.800 units were completed and transferred from the Assembly Department to the next department. Required: Determine the cost of ending work in process inventory and the cost of units transferred out of the department during August using the weighted average method