Finding the Third Proportional to 323,649 and 660,150

Step by Step Solution

1. Step 1: Write the proportion equation
   323,649 : 660,150 = 660,150 : x
2. Step 2: Convert to fraction form
   323,649/660,150 = 660,150/x
3. Step 3: Cross multiply
   323,649x = 660,150 × 660,150
4. Step 4: Simplify right side
   323,649x = 435,798,022,500
5. Step 5: Solve for x
   x = 435,798,022,500/323,649
6. Step 6: Final answer
   x = 1,346,514.35