Finding the Third Proportional to 307,040,772 and 724,819,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   307,040,772 : 724,819,105.50 = 724,819,105.50 : x
2. Step 2: Convert to fraction form
   307,040,772/724,819,105.50 = 724,819,105.50/x
3. Step 3: Cross multiply
   307,040,772x = 724,819,105.50 × 724,819,105.50
4. Step 4: Simplify right side
   307,040,772x = 525,362,735,697,820,160
5. Step 5: Solve for x
   x = 525,362,735,697,820,160/307,040,772
6. Step 6: Final answer
   x = 1,711,052,028.29