Consider Marco and Diane. Both make a good living: he is a psychiatrist, and she is a psychologist. They have two children to whom they are dedicated. They send both to private school, which costs a total of 000 per year, and both children go to summer camp. This expense is added.
Apart from the amount you would need to pay them on a certain basis, you need to know how long it would take to resolve your payments. Ask if it is possible for you to pay larger amounts if you can, in order to keep going billing.