A fast food restaurant prepares its Zinger Stacker Burger with the help of melted cheese, chilli relish, juicy fillets, spicy sauce and lettuce. The total variable cost for these ingredients is $3.60 per Burger. For the finished product, they charge $10.10 per unit to the customers. If the fixed cost of this restaurant is $18,678, what level of revenue needs to be generated to breakeven and cover these fixed costs?