Finding the Fourth Proportional to 5,271.94, 7,275.28 and 3,176.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,271.94 : 7,275.28 = 3,176.47 : x
2. Step 2: Convert to fraction form
   5,271.94/7,275.28 = 3,176.47/x
3. Step 3: Cross multiply
   5,271.94x = 7,275.28 × 3,176.47
4. Step 4: Simplify right side
   5,271.94x = 23,109,692.78
5. Step 5: Solve for x
   x = 23,109,692.78/5,271.94
6. Step 6: Final answer
   x = 4,383.53