The following control account has been prepared by a trainee accountant: RECEIVABLES LEDGER CONTROL ACCOUNT $ $Opening balance 308,600 Cash received from credit 147,200 customersCredit sales 154,200 Discounts allowed to creditCash sales 88,100 customers 1,400Contras against credit balances in Interest charged on overduepayables ledger 4,600accounts 2,400 Irrecoverable debts written off 4,900 Allowance for receivables 2,800 Closing balance 396,800 555,500 555,500What should the closing balance be when all the errors made in preparing the receivables ledger control account have been corrected?