Finding the Third Proportional to 123,931.50 and 267,544.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,931.50 : 267,544.50 = 267,544.50 : x
2. Step 2: Convert to fraction form
   123,931.50/267,544.50 = 267,544.50/x
3. Step 3: Cross multiply
   123,931.50x = 267,544.50 × 267,544.50
4. Step 4: Simplify right side
   123,931.50x = 71,580,059,480.25
5. Step 5: Solve for x
   x = 71,580,059,480.25/123,931.50
6. Step 6: Final answer
   x = 577,577.61