will mark brainliest please help

Answer:
$18.63
Step-by-step explanation:
If you multiply $45 by 0.15 (15%)
you get 6.75 which you will add to 45 and you will get
51.75 then your want to multiply 51.75 by 0.36 (36%) and you will end up with 18.63! I hope this helped. Good luck :)