Finding the Third Proportional to 229,776 and 486,048

Step by Step Solution

1. Step 1: Write the proportion equation
   229,776 : 486,048 = 486,048 : x
2. Step 2: Convert to fraction form
   229,776/486,048 = 486,048/x
3. Step 3: Cross multiply
   229,776x = 486,048 × 486,048
4. Step 4: Simplify right side
   229,776x = 236,242,658,304
5. Step 5: Solve for x
   x = 236,242,658,304/229,776
6. Step 6: Final answer
   x = 1,028,143.31