Finding the Third Proportional to 478,395 and 1,025,478

Step by Step Solution

1. Step 1: Write the proportion equation
   478,395 : 1,025,478 = 1,025,478 : x
2. Step 2: Convert to fraction form
   478,395/1,025,478 = 1,025,478/x
3. Step 3: Cross multiply
   478,395x = 1,025,478 × 1,025,478
4. Step 4: Simplify right side
   478,395x = 1,051,605,128,484
5. Step 5: Solve for x
   x = 1,051,605,128,484/478,395
6. Step 6: Final answer
   x = 2,198,194.23