Finding the Fourth Proportional to 9,104.57, 13,648.71 and 3,556.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,104.57 : 13,648.71 = 3,556.61 : x
2. Step 2: Convert to fraction form
   9,104.57/13,648.71 = 3,556.61/x
3. Step 3: Cross multiply
   9,104.57x = 13,648.71 × 3,556.61
4. Step 4: Simplify right side
   9,104.57x = 48,543,138.47
5. Step 5: Solve for x
   x = 48,543,138.47/9,104.57
6. Step 6: Final answer
   x = 5,331.73