Finding the Fourth Proportional to 15,002.72, 22,502.00 and 3,908.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,002.72 : 22,502.00 = 3,908.50 : x
2. Step 2: Convert to fraction form
   15,002.72/22,502.00 = 3,908.50/x
3. Step 3: Cross multiply
   15,002.72x = 22,502.00 × 3,908.50
4. Step 4: Simplify right side
   15,002.72x = 87,949,147.09
5. Step 5: Solve for x
   x = 87,949,147.09/15,002.72
6. Step 6: Final answer
   x = 5,862.21