Finding the Third Proportional to 987,633,855.31 and 1,426,960,368.31

Step by Step Solution

1. Step 1: Write the proportion equation
   987,633,855.31 : 1,426,960,368.31 = 1,426,960,368.31 : x
2. Step 2: Convert to fraction form
   987,633,855.31/1,426,960,368.31 = 1,426,960,368.31/x
3. Step 3: Cross multiply
   987,633,855.31x = 1,426,960,368.31 × 1,426,960,368.31
4. Step 4: Simplify right side
   987,633,855.31x = 2,036,215,892,734,545,664
5. Step 5: Solve for x
   x = 2,036,215,892,734,545,664/987,633,855.31
6. Step 6: Final answer
   x = 2,061,711,313.14