Finding the Third Proportional to 123,531 and 269,651

Step by Step Solution

1. Step 1: Write the proportion equation
   123,531 : 269,651 = 269,651 : x
2. Step 2: Convert to fraction form
   123,531/269,651 = 269,651/x
3. Step 3: Cross multiply
   123,531x = 269,651 × 269,651
4. Step 4: Simplify right side
   123,531x = 72,711,661,801
5. Step 5: Solve for x
   x = 72,711,661,801/123,531
6. Step 6: Final answer
   x = 588,610.65