Finding the Third Proportional to 155,552 and 240,617.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,552 : 240,617.50 = 240,617.50 : x
2. Step 2: Convert to fraction form
   155,552/240,617.50 = 240,617.50/x
3. Step 3: Cross multiply
   155,552x = 240,617.50 × 240,617.50
4. Step 4: Simplify right side
   155,552x = 57,896,781,306.25
5. Step 5: Solve for x
   x = 57,896,781,306.25/155,552
6. Step 6: Final answer
   x = 372,202.10