Finding the Third Proportional to 360,553.50 and 560,496

Step by Step Solution

1. Step 1: Write the proportion equation
   360,553.50 : 560,496 = 560,496 : x
2. Step 2: Convert to fraction form
   360,553.50/560,496 = 560,496/x
3. Step 3: Cross multiply
   360,553.50x = 560,496 × 560,496
4. Step 4: Simplify right side
   360,553.50x = 314,155,766,016
5. Step 5: Solve for x
   x = 314,155,766,016/360,553.50
6. Step 6: Final answer
   x = 871,315.26