The Carbondale Hospital is considering the purchase of a new ambulance. The decision will rest partly on the anticipated mileage to be driven next year. The miles driven during the past $5$ ?years are as $?$ ?follows:

$$ ?

Year

$1$

$2$

$3$

$4$

$5$

Mileage

$3,100$

$3,950$

$3,500$

$3,750$

$3,700$

?

The forecast for year $6$ ?using a weighted $?2-$ year moving average with weights of $0\mathrm{.}40$ ?and $0\mathrm{.}60?($ the weight of $0\mathrm{.}60$ ?is for the most recent $?$ ?period $)=$ ?enter your response here miles $?($ round your response to the nearest whole $?$ ?number $).$