San Lorenzo General Store uses a periodic inventory system and the retail inventory method to estimate ending inventory and cost of goods sold. The following data are available for the month of October 2021: Cost $ 45,000 18,580 Beginning inventory Net purchases Net markups Net markdowns Net sales Retail $60,000 32,600 2,200 1,300 42,000 Required: Complete the table below to estimate the average cost of ending inventory and cost of goods sold for October using the information provided. Cost Retail Cost-to-Retail Ratio Beginning inventory Plus: Net purchases Net markups Less: Net markdowns Goods available for sale Cost-to-retail percentage Less: Net sales Estimated ending inventory at retail Estimated ending inventory at cost Estimated cost of goods sold