Finding the Fourth Proportional to 5,271.37, 7,274.47 and 3,002.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,271.37 : 7,274.47 = 3,002.71 : x
2. Step 2: Convert to fraction form
   5,271.37/7,274.47 = 3,002.71/x
3. Step 3: Cross multiply
   5,271.37x = 7,274.47 × 3,002.71
4. Step 4: Simplify right side
   5,271.37x = 21,843,116.89
5. Step 5: Solve for x
   x = 21,843,116.89/5,271.37
6. Step 6: Final answer
   x = 4,143.73