Can someone show me an easy way to find FIFO and LIFO for the cost of goods sold?

Do It Review 6-02 (Part Level Submission) The accounting records of Vaughn Manufacturing show the following data. Beginning inventory Purchases Sales 4,500 units at $6 8,000 units at $8 9,100 units at $11 v (a) Your answer is correct. n) Calculate average unit cost. (Round answer to 3 decimal places, e.g. 5.125.) dy Average unit cost 7.28 per unit Click if you would like to Show Work for this question: Open Show Work SHOW LIST OF ACCOUNTS SHOW SOLUTION SHOW ANSWER LINK TO TEXT 1-a3 ission) Your answer is partially correct. Try again. Determine cost of goods sold during the period under a periodic inventory system using the FIFO method o decimal places, e.g. 125.) Study FIFO LIFO Average-cost Cost of goods sold 7808 14608 66248 Click if you would like to Show Work for this question: Open Show Work