Finding the Fourth Proportional to 12,441.58, 18,658.59 and 5,861.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,441.58 : 18,658.59 = 5,861.14 : x
2. Step 2: Convert to fraction form
   12,441.58/18,658.59 = 5,861.14/x
3. Step 3: Cross multiply
   12,441.58x = 18,658.59 × 5,861.14
4. Step 4: Simplify right side
   12,441.58x = 109,360,608.19
5. Step 5: Solve for x
   x = 109,360,608.19/12,441.58
6. Step 6: Final answer
   x = 8,789.93