You have always wanted to buy a new car and pay cash. You have decided to save enough money to buy a car paying up front with cash. You need to buy a new car in $7$ years from today. You believe you can earn $6\mathrm{.}86\%$ annual yield on invested funds over those $7$ years. If you think you can buy your dream car for $$109,484,$ how much would you have to save per month to have $$109,484$ in $7$ years?