Alright, let's work through 4129 times 7000 step by step
4129 × 7000 = 7000 × (4129)
+ 7000 × 9 that is equal 63000
+ 7000 × 20 giving us 140000
+ 7000 × 100 producing 700000
+ 7000 × 4000 what gives us 28000000

= 28903000
