Finding the Third Proportional to 223,776 and 489,024

Step by Step Solution

1. Step 1: Write the proportion equation
   223,776 : 489,024 = 489,024 : x
2. Step 2: Convert to fraction form
   223,776/489,024 = 489,024/x
3. Step 3: Cross multiply
   223,776x = 489,024 × 489,024
4. Step 4: Simplify right side
   223,776x = 239,144,472,576
5. Step 5: Solve for x
   x = 239,144,472,576/223,776
6. Step 6: Final answer
   x = 1,068,677.93