A sole proprietor is personally liable for the liabilities which remain unpaid after the utilization of assets. In the given case the sole proprietorship has total assets of $34,583 and liabilities of $55,867. It means total assets can be used to pay off $34,583 out of total liabilities of $55,867 and the proprietor shall be personally liable for the balance liabilities= 55867-34583 = $21,284
Hence, you are personally liable for $21,284