Finding the Third Proportional to 478,348 and 1,025,384

Step by Step Solution

1. Step 1: Write the proportion equation
   478,348 : 1,025,384 = 1,025,384 : x
2. Step 2: Convert to fraction form
   478,348/1,025,384 = 1,025,384/x
3. Step 3: Cross multiply
   478,348x = 1,025,384 × 1,025,384
4. Step 4: Simplify right side
   478,348x = 1,051,412,347,456
5. Step 5: Solve for x
   x = 1,051,412,347,456/478,348
6. Step 6: Final answer
   x = 2,198,007.20