Alright, let's work through 19934313 times 43426314 step by step
19934313 × 43426314 = 43426314 × (19934313)
+ 43426314 × 3 that is equal 130278942
+ 43426314 × 10 that is equal 434263140
+ 43426314 × 300 that equals 13027894200
+ 43426314 × 4000 giving us 173705256000
+ 43426314 × 30000 resulting in 1302789420000
+ 43426314 × 900000 what gives us 39083682600000
+ 43426314 × 9000000 producing 390836826000000
+ 43426314 × 10000000 producing 434263140000000

= 865673735712282
