Finding the Fourth Proportional to 16,133.50, 24,148.43 and 8,618.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,133.50 : 24,148.43 = 8,618.27 : x
2. Step 2: Convert to fraction form
   16,133.50/24,148.43 = 8,618.27/x
3. Step 3: Cross multiply
   16,133.50x = 24,148.43 × 8,618.27
4. Step 4: Simplify right side
   16,133.50x = 208,117,689.82
5. Step 5: Solve for x
   x = 208,117,689.82/16,133.50
6. Step 6: Final answer
   x = 12,899.72