Alright, let's work through 4480 times 7642 step by step
4480 × 7642 = 7642 × (4480)
+ 7642 × 0 which equals 0
+ 7642 × 80 that is equal 611360
+ 7642 × 400 that equals 3056800
+ 7642 × 4000 giving us 30568000

= 34236160
