Math ! will upvote all

a new cereal will be advertised in 30-second spots during a morning tv show for children. the ad will run over the next 60 days. one ad will appear on each of 3 shows each day. daytime advertising rates are $1,200 per 30-second spot. how much will the campaign cost?

$216,000
$256,000
$285,600
$258,000

the answer i got is 288,000 so i'm clearly doing something wrong.