Alright, let's work through 75371943 times 99702130 step by step
75371943 × 99702130 = 99702130 × (75371943)
+ 99702130 × 3 that results in 299106390
+ 99702130 × 40 which equals 3988085200
+ 99702130 × 900 which equals 89731917000
+ 99702130 × 1000 producing 99702130000
+ 99702130 × 70000 resulting in 6979149100000
+ 99702130 × 300000 which equals 29910639000000
+ 99702130 × 5000000 that is equal 498510650000000
+ 99702130 × 70000000 producing 6979149100000000

= 7514743259338590
