Finding the Third Proportional to 478,384 and 1,025,472

Step by Step Solution

1. Step 1: Write the proportion equation
   478,384 : 1,025,472 = 1,025,472 : x
2. Step 2: Convert to fraction form
   478,384/1,025,472 = 1,025,472/x
3. Step 3: Cross multiply
   478,384x = 1,025,472 × 1,025,472
4. Step 4: Simplify right side
   478,384x = 1,051,592,822,784
5. Step 5: Solve for x
   x = 1,051,592,822,784/478,384
6. Step 6: Final answer
   x = 2,198,219.05