Finding the Fourth Proportional to 11,339.77, 17,014.52 and 3,940.19

Step by Step Solution

1. Step 1: Write the proportion equation
   11,339.77 : 17,014.52 = 3,940.19 : x
2. Step 2: Convert to fraction form
   11,339.77/17,014.52 = 3,940.19/x
3. Step 3: Cross multiply
   11,339.77x = 17,014.52 × 3,940.19
4. Step 4: Simplify right side
   11,339.77x = 67,040,401.56
5. Step 5: Solve for x
   x = 67,040,401.56/11,339.77
6. Step 6: Final answer
   x = 5,911.97