Finding the Fourth Proportional to 12,449.89, 18,676.86 and 5,793.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,449.89 : 18,676.86 = 5,793.04 : x
2. Step 2: Convert to fraction form
   12,449.89/18,676.86 = 5,793.04/x
3. Step 3: Cross multiply
   12,449.89x = 18,676.86 × 5,793.04
4. Step 4: Simplify right side
   12,449.89x = 108,195,797.05
5. Step 5: Solve for x
   x = 108,195,797.05/12,449.89
6. Step 6: Final answer
   x = 8,690.50