Alright, let's work through 6394 times 7055 step by step
6394 × 7055 = 7055 × (6394)
+ 7055 × 4 that is equal 28220
+ 7055 × 90 which equals 634950
+ 7055 × 300 that equals 2116500
+ 7055 × 6000 which equals 42330000

= 45109670
