Finding the Third Proportional to 80,856 and 165,744

Step by Step Solution

1. Step 1: Write the proportion equation
   80,856 : 165,744 = 165,744 : x
2. Step 2: Convert to fraction form
   80,856/165,744 = 165,744/x
3. Step 3: Cross multiply
   80,856x = 165,744 × 165,744
4. Step 4: Simplify right side
   80,856x = 27,471,073,536
5. Step 5: Solve for x
   x = 27,471,073,536/80,856
6. Step 6: Final answer
   x = 339,753.06