Alright, let's work through 7640 times 2337 step by step
7640 × 2337 = 2337 × (7640)
+ 2337 × 0 producing 0
+ 2337 × 40 yielding 93480
+ 2337 × 600 that equals 1402200
+ 2337 × 7000 producing 16359000

= 17854680
