Finding the Fourth Proportional to 16,331.88, 24,429.25 and 13,764.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,331.88 : 24,429.25 = 13,764.89 : x
2. Step 2: Convert to fraction form
   16,331.88/24,429.25 = 13,764.89/x
3. Step 3: Cross multiply
   16,331.88x = 24,429.25 × 13,764.89
4. Step 4: Simplify right side
   16,331.88x = 336,265,802.47
5. Step 5: Solve for x
   x = 336,265,802.47/16,331.88
6. Step 6: Final answer
   x = 20,589.54