Finding the Third Proportional to 123,986 and 267,650

Step by Step Solution

1. Step 1: Write the proportion equation
   123,986 : 267,650 = 267,650 : x
2. Step 2: Convert to fraction form
   123,986/267,650 = 267,650/x
3. Step 3: Cross multiply
   123,986x = 267,650 × 267,650
4. Step 4: Simplify right side
   123,986x = 71,636,522,500
5. Step 5: Solve for x
   x = 71,636,522,500/123,986
6. Step 6: Final answer
   x = 577,779.12