Finding the Third Proportional to 131,098 and 200,468

Step by Step Solution

1. Step 1: Write the proportion equation
   131,098 : 200,468 = 200,468 : x
2. Step 2: Convert to fraction form
   131,098/200,468 = 200,468/x
3. Step 3: Cross multiply
   131,098x = 200,468 × 200,468
4. Step 4: Simplify right side
   131,098x = 40,187,419,024
5. Step 5: Solve for x
   x = 40,187,419,024/131,098
6. Step 6: Final answer
   x = 306,544.87