Finding the Third Proportional to 80,280.50 and 176,452

Step by Step Solution

1. Step 1: Write the proportion equation
   80,280.50 : 176,452 = 176,452 : x
2. Step 2: Convert to fraction form
   80,280.50/176,452 = 176,452/x
3. Step 3: Cross multiply
   80,280.50x = 176,452 × 176,452
4. Step 4: Simplify right side
   80,280.50x = 31,135,308,304
5. Step 5: Solve for x
   x = 31,135,308,304/80,280.50
6. Step 6: Final answer
   x = 387,831.52