Finding the Third Proportional to 4,747.50 and 10,289.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,747.50 : 10,289.25 = 10,289.25 : x
2. Step 2: Convert to fraction form
   4,747.50/10,289.25 = 10,289.25/x
3. Step 3: Cross multiply
   4,747.50x = 10,289.25 × 10,289.25
4. Step 4: Simplify right side
   4,747.50x = 105,868,665.56
5. Step 5: Solve for x
   x = 105,868,665.56/4,747.50
6. Step 6: Final answer
   x = 22,299.88