Finding the Third Proportional to 262,366,142 and 574,156,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   262,366,142 : 574,156,540.50 = 574,156,540.50 : x
2. Step 2: Convert to fraction form
   262,366,142/574,156,540.50 = 574,156,540.50/x
3. Step 3: Cross multiply
   262,366,142x = 574,156,540.50 × 574,156,540.50
4. Step 4: Simplify right side
   262,366,142x = 329,655,732,998,928,128
5. Step 5: Solve for x
   x = 329,655,732,998,928,128/262,366,142
6. Step 6: Final answer
   x = 1,256,472,083.20