Finding the Third Proportional to 215,391.50 and 469,950

Step by Step Solution

1. Step 1: Write the proportion equation
   215,391.50 : 469,950 = 469,950 : x
2. Step 2: Convert to fraction form
   215,391.50/469,950 = 469,950/x
3. Step 3: Cross multiply
   215,391.50x = 469,950 × 469,950
4. Step 4: Simplify right side
   215,391.50x = 220,853,002,500
5. Step 5: Solve for x
   x = 220,853,002,500/215,391.50
6. Step 6: Final answer
   x = 1,025,356.17