Alright, let's work through 8154 times 8392 step by step
8154 × 8392 = 8392 × (8154)
+ 8392 × 4 producing 33568
+ 8392 × 50 producing 419600
+ 8392 × 100 that is equal 839200
+ 8392 × 8000 yielding 67136000

= 68428368
