Alright, let's work through 8803 times 6407 step by step
8803 × 6407 = 6407 × (8803)
+ 6407 × 3 producing 19221
+ 6407 × 00 giving us 0
+ 6407 × 800 that equals 5125600
+ 6407 × 8000 what gives us 51256000

= 56400821
