Finding the Third Proportional to 219,568 and 472,424

Step by Step Solution

1. Step 1: Write the proportion equation
   219,568 : 472,424 = 472,424 : x
2. Step 2: Convert to fraction form
   219,568/472,424 = 472,424/x
3. Step 3: Cross multiply
   219,568x = 472,424 × 472,424
4. Step 4: Simplify right side
   219,568x = 223,184,435,776
5. Step 5: Solve for x
   x = 223,184,435,776/219,568
6. Step 6: Final answer
   x = 1,016,470.69