Finding the Third Proportional to 39,105,568 and 59,161,667

Step by Step Solution

1. Step 1: Write the proportion equation
   39,105,568 : 59,161,667 = 59,161,667 : x
2. Step 2: Convert to fraction form
   39,105,568/59,161,667 = 59,161,667/x
3. Step 3: Cross multiply
   39,105,568x = 59,161,667 × 59,161,667
4. Step 4: Simplify right side
   39,105,568x = 3,500,102,842,218,889
5. Step 5: Solve for x
   x = 3,500,102,842,218,889/39,105,568
6. Step 6: Final answer
   x = 89,503,951.00