Finding the Third Proportional to 269,854.50 and 518,568

Step by Step Solution

1. Step 1: Write the proportion equation
   269,854.50 : 518,568 = 518,568 : x
2. Step 2: Convert to fraction form
   269,854.50/518,568 = 518,568/x
3. Step 3: Cross multiply
   269,854.50x = 518,568 × 518,568
4. Step 4: Simplify right side
   269,854.50x = 268,912,770,624
5. Step 5: Solve for x
   x = 268,912,770,624/269,854.50
6. Step 6: Final answer
   x = 996,510.23