Finding the Fourth Proportional to 3,862.44, 5,743.97 and 3,739.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,862.44 : 5,743.97 = 3,739.42 : x
2. Step 2: Convert to fraction form
   3,862.44/5,743.97 = 3,739.42/x
3. Step 3: Cross multiply
   3,862.44x = 5,743.97 × 3,739.42
4. Step 4: Simplify right side
   3,862.44x = 21,479,116.30
5. Step 5: Solve for x
   x = 21,479,116.30/3,862.44
6. Step 6: Final answer
   x = 5,561.02