Finding the Third Proportional to 115,892 and 240,666

Step by Step Solution

1. Step 1: Write the proportion equation
   115,892 : 240,666 = 240,666 : x
2. Step 2: Convert to fraction form
   115,892/240,666 = 240,666/x
3. Step 3: Cross multiply
   115,892x = 240,666 × 240,666
4. Step 4: Simplify right side
   115,892x = 57,920,123,556
5. Step 5: Solve for x
   x = 57,920,123,556/115,892
6. Step 6: Final answer
   x = 499,776.72