Estimating Doubtful Accounts Performance Bike Co. is a wholesaler of motorcycle supplies. An aging of the company's accounts receivable on December 31 and a historical analysis of the percentage of uncollectible accounts in each age category are as follows: Age Interval Percent Uncollectible Balance $3,250,000 0.8% 1,050,000 2.4 7.0 Not past due 1-30 days past due 31-60 days past due 61-90 days past due 91-180 days past due Over 180 days past due 780,000 320,000 18.0 34.0 240,000 150,000 $5,790,000 85.0 Estimate what the proper balance of the allowance for doubtful accounts should be as of December 21