Finding the Fourth Proportional to 10,648.72, 15,962.20 and 3,717.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,648.72 : 15,962.20 = 3,717.52 : x
2. Step 2: Convert to fraction form
   10,648.72/15,962.20 = 3,717.52/x
3. Step 3: Cross multiply
   10,648.72x = 15,962.20 × 3,717.52
4. Step 4: Simplify right side
   10,648.72x = 59,339,797.74
5. Step 5: Solve for x
   x = 59,339,797.74/10,648.72
6. Step 6: Final answer
   x = 5,572.48