Finding the Third Proportional to 215,750 and 472,972

Step by Step Solution

1. Step 1: Write the proportion equation
   215,750 : 472,972 = 472,972 : x
2. Step 2: Convert to fraction form
   215,750/472,972 = 472,972/x
3. Step 3: Cross multiply
   215,750x = 472,972 × 472,972
4. Step 4: Simplify right side
   215,750x = 223,702,512,784
5. Step 5: Solve for x
   x = 223,702,512,784/215,750
6. Step 6: Final answer
   x = 1,036,859.85