Alright, let's work through 4138 times 7740 step by step
4138 × 7740 = 7740 × (4138)
+ 7740 × 8 giving us 61920
+ 7740 × 30 that results in 232200
+ 7740 × 100 giving us 774000
+ 7740 × 4000 which equals 30960000

= 32028120
