Finding the Third Proportional to 173,662 and 356,540

Step by Step Solution

1. Step 1: Write the proportion equation
   173,662 : 356,540 = 356,540 : x
2. Step 2: Convert to fraction form
   173,662/356,540 = 356,540/x
3. Step 3: Cross multiply
   173,662x = 356,540 × 356,540
4. Step 4: Simplify right side
   173,662x = 127,120,771,600
5. Step 5: Solve for x
   x = 127,120,771,600/173,662
6. Step 6: Final answer
   x = 732,001.08