Finding the Fourth Proportional to 11,439.96, 17,149.43 and 3,941.73

Step by Step Solution

1. Step 1: Write the proportion equation
   11,439.96 : 17,149.43 = 3,941.73 : x
2. Step 2: Convert to fraction form
   11,439.96/17,149.43 = 3,941.73/x
3. Step 3: Cross multiply
   11,439.96x = 17,149.43 × 3,941.73
4. Step 4: Simplify right side
   11,439.96x = 67,598,469.71
5. Step 5: Solve for x
   x = 67,598,469.71/11,439.96
6. Step 6: Final answer
   x = 5,908.98