Finding the Fourth Proportional to 16,209.54, 24,299.72 and 5,818.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,209.54 : 24,299.72 = 5,818.86 : x
2. Step 2: Convert to fraction form
   16,209.54/24,299.72 = 5,818.86/x
3. Step 3: Cross multiply
   16,209.54x = 24,299.72 × 5,818.86
4. Step 4: Simplify right side
   16,209.54x = 141,396,668.72
5. Step 5: Solve for x
   x = 141,396,668.72/16,209.54
6. Step 6: Final answer
   x = 8,723.05