Finding the Third Proportional to 15,815.25 and 22,251.38

Step by Step Solution

1. Step 1: Write the proportion equation
   15,815.25 : 22,251.38 = 22,251.38 : x
2. Step 2: Convert to fraction form
   15,815.25/22,251.38 = 22,251.38/x
3. Step 3: Cross multiply
   15,815.25x = 22,251.38 × 22,251.38
4. Step 4: Simplify right side
   15,815.25x = 495,123,689.39
5. Step 5: Solve for x
   x = 495,123,689.39/15,815.25
6. Step 6: Final answer
   x = 31,306.73