Finding the Third Proportional to 57,132.75 and 123,800.25

Step by Step Solution

1. Step 1: Write the proportion equation
   57,132.75 : 123,800.25 = 123,800.25 : x
2. Step 2: Convert to fraction form
   57,132.75/123,800.25 = 123,800.25/x
3. Step 3: Cross multiply
   57,132.75x = 123,800.25 × 123,800.25
4. Step 4: Simplify right side
   57,132.75x = 15,326,501,900.06
5. Step 5: Solve for x
   x = 15,326,501,900.06/57,132.75
6. Step 6: Final answer
   x = 268,261.23