Finding the Third Proportional to 239,676 and 522,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   239,676 : 522,250.50 = 522,250.50 : x
2. Step 2: Convert to fraction form
   239,676/522,250.50 = 522,250.50/x
3. Step 3: Cross multiply
   239,676x = 522,250.50 × 522,250.50
4. Step 4: Simplify right side
   239,676x = 272,745,584,750.25
5. Step 5: Solve for x
   x = 272,745,584,750.25/239,676
6. Step 6: Final answer
   x = 1,137,976.20