Finding the Fourth Proportional to 16,222.88, 24,420.42 and 11,575.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,222.88 : 24,420.42 = 11,575.10 : x
2. Step 2: Convert to fraction form
   16,222.88/24,420.42 = 11,575.10/x
3. Step 3: Cross multiply
   16,222.88x = 24,420.42 × 11,575.10
4. Step 4: Simplify right side
   16,222.88x = 282,668,864.59
5. Step 5: Solve for x
   x = 282,668,864.59/16,222.88
6. Step 6: Final answer
   x = 17,424.08