Finding the Fourth Proportional to 5,391.27, 8,071.88 and 2,753.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,391.27 : 8,071.88 = 2,753.10 : x
2. Step 2: Convert to fraction form
   5,391.27/8,071.88 = 2,753.10/x
3. Step 3: Cross multiply
   5,391.27x = 8,071.88 × 2,753.10
4. Step 4: Simplify right side
   5,391.27x = 22,222,692.83
5. Step 5: Solve for x
   x = 22,222,692.83/5,391.27
6. Step 6: Final answer
   x = 4,121.98