Finding the Third Proportional to 271,401.50 and 578,872

Step by Step Solution

1. Step 1: Write the proportion equation
   271,401.50 : 578,872 = 578,872 : x
2. Step 2: Convert to fraction form
   271,401.50/578,872 = 578,872/x
3. Step 3: Cross multiply
   271,401.50x = 578,872 × 578,872
4. Step 4: Simplify right side
   271,401.50x = 335,092,792,384
5. Step 5: Solve for x
   x = 335,092,792,384/271,401.50
6. Step 6: Final answer
   x = 1,234,675.54