Finding the Fourth Proportional to 3,843.74, 5,304.42 and 2,271.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,843.74 : 5,304.42 = 2,271.98 : x
2. Step 2: Convert to fraction form
   3,843.74/5,304.42 = 2,271.98/x
3. Step 3: Cross multiply
   3,843.74x = 5,304.42 × 2,271.98
4. Step 4: Simplify right side
   3,843.74x = 12,051,536.15
5. Step 5: Solve for x
   x = 12,051,536.15/3,843.74
6. Step 6: Final answer
   x = 3,135.37