The Cash account of Safe and Secure Security Systems reported a balance of $ 2 comma 550 at December 31, 2018. There were outstanding checks totaling $ 900 and a December 31 deposit in transit of $ 400. The bank statement, which came from Park Cities Bank, listed the December 31 balance of $ 3 comma 690. Included in the bank balance was a collection of $ 650 on account from Cathy Karr, a Safe and Secure customer who pays the bank directly. The bank statement also shows a $ 20 service charge and $ 10 of interest revenue that Safe and Secure earned on its bank balance. Prepare Safe and Secure's bank reconciliation at December 31.