Finding the Fourth Proportional to 11,447.57, 17,173.82 and 3,549.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,447.57 : 17,173.82 = 3,549.92 : x
2. Step 2: Convert to fraction form
   11,447.57/17,173.82 = 3,549.92/x
3. Step 3: Cross multiply
   11,447.57x = 17,173.82 × 3,549.92
4. Step 4: Simplify right side
   11,447.57x = 60,965,626.41
5. Step 5: Solve for x
   x = 60,965,626.41/11,447.57
6. Step 6: Final answer
   x = 5,325.64