Finding the Fourth Proportional to 4,103.57, 6,149.69 and 3,554.39

Step by Step Solution

1. Step 1: Write the proportion equation
   4,103.57 : 6,149.69 = 3,554.39 : x
2. Step 2: Convert to fraction form
   4,103.57/6,149.69 = 3,554.39/x
3. Step 3: Cross multiply
   4,103.57x = 6,149.69 × 3,554.39
4. Step 4: Simplify right side
   4,103.57x = 21,858,407.57
5. Step 5: Solve for x
   x = 21,858,407.57/4,103.57
6. Step 6: Final answer
   x = 5,326.68