Alright, let's work through 79243961 times 57420979 step by step
79243961 × 57420979 = 57420979 × (79243961)
+ 57420979 × 1 what gives us 57420979
+ 57420979 × 60 resulting in 3445258740
+ 57420979 × 900 that is equal 51678881100
+ 57420979 × 3000 what gives us 172262937000
+ 57420979 × 40000 producing 2296839160000
+ 57420979 × 200000 that equals 11484195800000
+ 57420979 × 9000000 yielding 516788811000000
+ 57420979 × 70000000 yielding 4019468530000000

= 4550265820457819
