Finding the Third Proportional to 4,949.25 and 10,306.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,949.25 : 10,306.59 = 10,306.59 : x
2. Step 2: Convert to fraction form
   4,949.25/10,306.59 = 10,306.59/x
3. Step 3: Cross multiply
   4,949.25x = 10,306.59 × 10,306.59
4. Step 4: Simplify right side
   4,949.25x = 106,225,874.73
5. Step 5: Solve for x
   x = 106,225,874.73/4,949.25
6. Step 6: Final answer
   x = 21,463.02