Finding the Third Proportional to 55,435.50 and 125,670

Step by Step Solution

1. Step 1: Write the proportion equation
   55,435.50 : 125,670 = 125,670 : x
2. Step 2: Convert to fraction form
   55,435.50/125,670 = 125,670/x
3. Step 3: Cross multiply
   55,435.50x = 125,670 × 125,670
4. Step 4: Simplify right side
   55,435.50x = 15,792,948,900
5. Step 5: Solve for x
   x = 15,792,948,900/55,435.50
6. Step 6: Final answer
   x = 284,888.72