Finding the Third Proportional to 123,943.50 and 267,205.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,943.50 : 267,205.50 = 267,205.50 : x
2. Step 2: Convert to fraction form
   123,943.50/267,205.50 = 267,205.50/x
3. Step 3: Cross multiply
   123,943.50x = 267,205.50 × 267,205.50
4. Step 4: Simplify right side
   123,943.50x = 71,398,779,230.25
5. Step 5: Solve for x
   x = 71,398,779,230.25/123,943.50
6. Step 6: Final answer
   x = 576,059.09