Finding the Fourth Proportional to 11,336.18, 17,007.34 and 3,941.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,336.18 : 17,007.34 = 3,941.21 : x
2. Step 2: Convert to fraction form
   11,336.18/17,007.34 = 3,941.21/x
3. Step 3: Cross multiply
   11,336.18x = 17,007.34 × 3,941.21
4. Step 4: Simplify right side
   11,336.18x = 67,029,561.58
5. Step 5: Solve for x
   x = 67,029,561.58/11,336.18
6. Step 6: Final answer
   x = 5,912.89