Finding the Third Proportional to 225,006 and 489,468

Step by Step Solution

1. Step 1: Write the proportion equation
   225,006 : 489,468 = 489,468 : x
2. Step 2: Convert to fraction form
   225,006/489,468 = 489,468/x
3. Step 3: Cross multiply
   225,006x = 489,468 × 489,468
4. Step 4: Simplify right side
   225,006x = 239,578,923,024
5. Step 5: Solve for x
   x = 239,578,923,024/225,006
6. Step 6: Final answer
   x = 1,064,766.82