Finding the Fourth Proportional to 2,002.85, 3,004.41 and 1,271.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.85 : 3,004.41 = 1,271.42 : x
2. Step 2: Convert to fraction form
   2,002.85/3,004.41 = 1,271.42/x
3. Step 3: Cross multiply
   2,002.85x = 3,004.41 × 1,271.42
4. Step 4: Simplify right side
   2,002.85x = 3,819,866.96
5. Step 5: Solve for x
   x = 3,819,866.96/2,002.85
6. Step 6: Final answer
   x = 1,907.22