(Encumbrances)

On January 10, the City of Wynnewood issued a purchase order to its stationery supplier for $50,000. On March 20, the stationery arrived, along with an invoice for $50,000, which was immediately approved for payment. The invoice was paid on April 15.

Required: Prepare the entries necessary to record setting up the encumbrance, the arrival of the stationery and approval for payment of the invoice, and the payment of the invoice.