Finding the Fourth Proportional to 16,386.25, 24,573.12 and 5,854.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,386.25 : 24,573.12 = 5,854.31 : x
2. Step 2: Convert to fraction form
   16,386.25/24,573.12 = 5,854.31/x
3. Step 3: Cross multiply
   16,386.25x = 24,573.12 × 5,854.31
4. Step 4: Simplify right side
   16,386.25x = 143,858,662.15
5. Step 5: Solve for x
   x = 143,858,662.15/16,386.25
6. Step 6: Final answer
   x = 8,779.23