Finding the Fourth Proportional to 16,385.01, 24,578.79 and 5,857.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,385.01 : 24,578.79 = 5,857.30 : x
2. Step 2: Convert to fraction form
   16,385.01/24,578.79 = 5,857.30/x
3. Step 3: Cross multiply
   16,385.01x = 24,578.79 × 5,857.30
4. Step 4: Simplify right side
   16,385.01x = 143,965,346.67
5. Step 5: Solve for x
   x = 143,965,346.67/16,385.01
6. Step 6: Final answer
   x = 8,786.41