Alright, let's work through 8509 times 2088 step by step
8509 × 2088 = 2088 × (8509)
+ 2088 × 9 yielding 18792
+ 2088 × 00 producing 0
+ 2088 × 500 that equals 1044000
+ 2088 × 8000 yielding 16704000

= 17766792
