Finding the Fourth Proportional to 16,180.16, 24,307 and 13,965.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,180.16 : 24,307 = 13,965.88 : x
2. Step 2: Convert to fraction form
   16,180.16/24,307 = 13,965.88/x
3. Step 3: Cross multiply
   16,180.16x = 24,307 × 13,965.88
4. Step 4: Simplify right side
   16,180.16x = 339,468,645.16
5. Step 5: Solve for x
   x = 339,468,645.16/16,180.16
6. Step 6: Final answer
   x = 20,980.55