Finding the Third Proportional to 19,580,832 and 42,415,974

Step by Step Solution

1. Step 1: Write the proportion equation
   19,580,832 : 42,415,974 = 42,415,974 : x
2. Step 2: Convert to fraction form
   19,580,832/42,415,974 = 42,415,974/x
3. Step 3: Cross multiply
   19,580,832x = 42,415,974 × 42,415,974
4. Step 4: Simplify right side
   19,580,832x = 1,799,114,850,368,676
5. Step 5: Solve for x
   x = 1,799,114,850,368,676/19,580,832
6. Step 6: Final answer
   x = 91,881,430.29