Finding the Fourth Proportional to 11,754.24, 16,221.72 and 8,568.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754.24 : 16,221.72 = 8,568.48 : x
2. Step 2: Convert to fraction form
   11,754.24/16,221.72 = 8,568.48/x
3. Step 3: Cross multiply
   11,754.24x = 16,221.72 × 8,568.48
4. Step 4: Simplify right side
   11,754.24x = 138,995,483.39
5. Step 5: Solve for x
   x = 138,995,483.39/11,754.24
6. Step 6: Final answer
   x = 11,825.14