Alright, let's work through 8154 times 8906 step by step
8154 × 8906 = 8906 × (8154)
+ 8906 × 4 yielding 35624
+ 8906 × 50 that equals 445300
+ 8906 × 100 resulting in 890600
+ 8906 × 8000 producing 71248000

= 72619524
