Calculate the cost of goods manufactured using the following information: Direct materials used $ 300,400 Direct labor used 133,900 Factory overhead costs 265,900 General and administrative expenses 87,400 Selling expenses 50,700 Work in Process inventory, January 1 120,400 Work in Process inventory, December 31 127,800 Finished goods inventory, January 1 234,000 Finished goods inventory, December 31 240,600