Finding the Fourth Proportional to 5,391.72, 7,439.94 and 3,033.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,391.72 : 7,439.94 = 3,033.72 : x
2. Step 2: Convert to fraction form
   5,391.72/7,439.94 = 3,033.72/x
3. Step 3: Cross multiply
   5,391.72x = 7,439.94 × 3,033.72
4. Step 4: Simplify right side
   5,391.72x = 22,570,694.78
5. Step 5: Solve for x
   x = 22,570,694.78/5,391.72
6. Step 6: Final answer
   x = 4,186.18