Finding the Third Proportional to 39,105,606 and 59,161,728

Step by Step Solution

1. Step 1: Write the proportion equation
   39,105,606 : 59,161,728 = 59,161,728 : x
2. Step 2: Convert to fraction form
   39,105,606/59,161,728 = 59,161,728/x
3. Step 3: Cross multiply
   39,105,606x = 59,161,728 × 59,161,728
4. Step 4: Simplify right side
   39,105,606x = 3,500,110,059,945,984
5. Step 5: Solve for x
   x = 3,500,110,059,945,984/39,105,606
6. Step 6: Final answer
   x = 89,504,048.60