Finding the Fourth Proportional to 10,565.91, 15,846.03 and 3,168.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,565.91 : 15,846.03 = 3,168.72 : x
2. Step 2: Convert to fraction form
   10,565.91/15,846.03 = 3,168.72/x
3. Step 3: Cross multiply
   10,565.91x = 15,846.03 × 3,168.72
4. Step 4: Simplify right side
   10,565.91x = 50,211,632.18
5. Step 5: Solve for x
   x = 50,211,632.18/10,565.91
6. Step 6: Final answer
   x = 4,752.23