Finding the Fourth Proportional to 16,431.73, 24,651.20 and 5,339.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,431.73 : 24,651.20 = 5,339.59 : x
2. Step 2: Convert to fraction form
   16,431.73/24,651.20 = 5,339.59/x
3. Step 3: Cross multiply
   16,431.73x = 24,651.20 × 5,339.59
4. Step 4: Simplify right side
   16,431.73x = 131,627,151.05
5. Step 5: Solve for x
   x = 131,627,151.05/16,431.73
6. Step 6: Final answer
   x = 8,010.55