Alright, let's work through 8740 times 6921 step by step
8740 × 6921 = 6921 × (8740)
+ 6921 × 0 resulting in 0
+ 6921 × 40 that equals 276840
+ 6921 × 700 yielding 4844700
+ 6921 × 8000 producing 55368000

= 60489540
