Finding the Third Proportional to 226,828 and 488,320

Step by Step Solution

1. Step 1: Write the proportion equation
   226,828 : 488,320 = 488,320 : x
2. Step 2: Convert to fraction form
   226,828/488,320 = 488,320/x
3. Step 3: Cross multiply
   226,828x = 488,320 × 488,320
4. Step 4: Simplify right side
   226,828x = 238,456,422,400
5. Step 5: Solve for x
   x = 238,456,422,400/226,828
6. Step 6: Final answer
   x = 1,051,265.37