For the best terms on a loan or credit card, you need a credit score above $720.$ To achieve this, start establishing credit now. Pay all of your bills on time. In addition, use only one$-$third of your available credit limit and pay off your revolving balance$($s$)$ each month. R$.$ J$.$ Johnson has excellent credit. She wants to purchase a piece of equipment for her business and was offered $6\%$ for $60$ months for the $$55,000$ unit.

What is her monthly payment by add$-$on method?

Note: Round your answer to the nearest cent.

Monthly payment