Finding the Fourth Proportional to 16,105.30, 24,162.51 and 5,718.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,105.30 : 24,162.51 = 5,718.10 : x
2. Step 2: Convert to fraction form
   16,105.30/24,162.51 = 5,718.10/x
3. Step 3: Cross multiply
   16,105.30x = 24,162.51 × 5,718.10
4. Step 4: Simplify right side
   16,105.30x = 138,163,648.43
5. Step 5: Solve for x
   x = 138,163,648.43/16,105.30
6. Step 6: Final answer
   x = 8,578.77