Finding the Third Proportional to 3,718.50 and 8,747.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,718.50 : 8,747.25 = 8,747.25 : x
2. Step 2: Convert to fraction form
   3,718.50/8,747.25 = 8,747.25/x
3. Step 3: Cross multiply
   3,718.50x = 8,747.25 × 8,747.25
4. Step 4: Simplify right side
   3,718.50x = 76,514,382.56
5. Step 5: Solve for x
   x = 76,514,382.56/3,718.50
6. Step 6: Final answer
   x = 20,576.68