Finding the Third Proportional to 236,464 and 489,758

Step by Step Solution

1. Step 1: Write the proportion equation
   236,464 : 489,758 = 489,758 : x
2. Step 2: Convert to fraction form
   236,464/489,758 = 489,758/x
3. Step 3: Cross multiply
   236,464x = 489,758 × 489,758
4. Step 4: Simplify right side
   236,464x = 239,862,898,564
5. Step 5: Solve for x
   x = 239,862,898,564/236,464
6. Step 6: Final answer
   x = 1,014,373.85