Alright, let's work through 3501 times 7804 step by step
3501 × 7804 = 7804 × (3501)
+ 7804 × 1 resulting in 7804
+ 7804 × 00 what gives us 0
+ 7804 × 500 producing 3902000
+ 7804 × 3000 that is equal 23412000

= 27321804
