Finding the Third Proportional to 647,465,962.50 and 1,002,138,979.50

Step by Step Solution

1. Step 1: Write the proportion equation
   647,465,962.50 : 1,002,138,979.50 = 1,002,138,979.50 : x
2. Step 2: Convert to fraction form
   647,465,962.50/1,002,138,979.50 = 1,002,138,979.50/x
3. Step 3: Cross multiply
   647,465,962.50x = 1,002,138,979.50 × 1,002,138,979.50
4. Step 4: Simplify right side
   647,465,962.50x = 1,004,282,534,233,301,376
5. Step 5: Solve for x
   x = 1,004,282,534,233,301,376/647,465,962.50
6. Step 6: Final answer
   x = 1,551,097,034.28