Finding the Fourth Proportional to 5,339.28, 7,373.52 and 4,548.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,339.28 : 7,373.52 = 4,548.72 : x
2. Step 2: Convert to fraction form
   5,339.28/7,373.52 = 4,548.72/x
3. Step 3: Cross multiply
   5,339.28x = 7,373.52 × 4,548.72
4. Step 4: Simplify right side
   5,339.28x = 33,540,077.89
5. Step 5: Solve for x
   x = 33,540,077.89/5,339.28
6. Step 6: Final answer
   x = 6,281.76