Charleston Company has elected to use the dollar-value LIFO retail method to value its inventory. The following data has been accumulated from the accounting records: Merchandise Inventory, January 1, 2021 Net purchases Met markups Net markdowns Net Sales Pertinent retail price Indexes: January 1, 2021 December 31, 2021 Cost Retail $306,240 $ 480,000 664,685 1,018,000 13,800 3,800 639,000 1.80 1.10 Required: Estimate the ending inventory for December 31, 2021. (Round "Cost-to-retail percentage" to 2 decimal places.)