Finding the Fourth Proportional to 11,540.55, 17,300.43 and 4,143.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,540.55 : 17,300.43 = 4,143.27 : x
2. Step 2: Convert to fraction form
   11,540.55/17,300.43 = 4,143.27/x
3. Step 3: Cross multiply
   11,540.55x = 17,300.43 × 4,143.27
4. Step 4: Simplify right side
   11,540.55x = 71,680,352.61
5. Step 5: Solve for x
   x = 71,680,352.61/11,540.55
6. Step 6: Final answer
   x = 6,211.17