Finding the Fourth Proportional to 3,271.27, 4,907.92 and 1,081.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,271.27 : 4,907.92 = 1,081.53 : x
2. Step 2: Convert to fraction form
   3,271.27/4,907.92 = 1,081.53/x
3. Step 3: Cross multiply
   3,271.27x = 4,907.92 × 1,081.53
4. Step 4: Simplify right side
   3,271.27x = 5,308,057.31
5. Step 5: Solve for x
   x = 5,308,057.31/3,271.27
6. Step 6: Final answer
   x = 1,622.63