Alright, let's work through 3404 times 8460 step by step
3404 × 8460 = 8460 × (3404)
+ 8460 × 4 that is equal 33840
+ 8460 × 00 giving us 0
+ 8460 × 400 resulting in 3384000
+ 8460 × 3000 that is equal 25380000

= 28797840
