Finding the Third Proportional to 30,483 and 62,910

Step by Step Solution

1. Step 1: Write the proportion equation
   30,483 : 62,910 = 62,910 : x
2. Step 2: Convert to fraction form
   30,483/62,910 = 62,910/x
3. Step 3: Cross multiply
   30,483x = 62,910 × 62,910
4. Step 4: Simplify right side
   30,483x = 3,957,668,100
5. Step 5: Solve for x
   x = 3,957,668,100/30,483
6. Step 6: Final answer
   x = 129,831.98