Alright, let's work through 3428 times 7621 step by step
3428 × 7621 = 7621 × (3428)
+ 7621 × 8 resulting in 60968
+ 7621 × 20 that is equal 152420
+ 7621 × 400 resulting in 3048400
+ 7621 × 3000 that equals 22863000

= 26124788
