Finding the Third Proportional to 637,342,800.75 and 1,371,540,710.25

Step by Step Solution

1. Step 1: Write the proportion equation
   637,342,800.75 : 1,371,540,710.25 = 1,371,540,710.25 : x
2. Step 2: Convert to fraction form
   637,342,800.75/1,371,540,710.25 = 1,371,540,710.25/x
3. Step 3: Cross multiply
   637,342,800.75x = 1,371,540,710.25 × 1,371,540,710.25
4. Step 4: Simplify right side
   637,342,800.75x = 1,881,123,919,873,074,432
5. Step 5: Solve for x
   x = 1,881,123,919,873,074,432/637,342,800.75
6. Step 6: Final answer
   x = 2,951,510,423.68