Finding the Third Proportional to 9,425.50 and 20,719.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,425.50 : 20,719.25 = 20,719.25 : x
2. Step 2: Convert to fraction form
   9,425.50/20,719.25 = 20,719.25/x
3. Step 3: Cross multiply
   9,425.50x = 20,719.25 × 20,719.25
4. Step 4: Simplify right side
   9,425.50x = 429,287,320.56
5. Step 5: Solve for x
   x = 429,287,320.56/9,425.50
6. Step 6: Final answer
   x = 45,545.31