Finding the Third Proportional to 123,142,536.56 and 267,719,313.38

Step by Step Solution

1. Step 1: Write the proportion equation
   123,142,536.56 : 267,719,313.38 = 267,719,313.38 : x
2. Step 2: Convert to fraction form
   123,142,536.56/267,719,313.38 = 267,719,313.38/x
3. Step 3: Cross multiply
   123,142,536.56x = 267,719,313.38 × 267,719,313.38
4. Step 4: Simplify right side
   123,142,536.56x = 71,673,630,753,981,456
5. Step 5: Solve for x
   x = 71,673,630,753,981,456/123,142,536.56
6. Step 6: Final answer
   x = 582,037,959.87