Finding the Fourth Proportional to 9,729.05, 14,570.17 and 5,556.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,729.05 : 14,570.17 = 5,556.41 : x
2. Step 2: Convert to fraction form
   9,729.05/14,570.17 = 5,556.41/x
3. Step 3: Cross multiply
   9,729.05x = 14,570.17 × 5,556.41
4. Step 4: Simplify right side
   9,729.05x = 80,957,838.29
5. Step 5: Solve for x
   x = 80,957,838.29/9,729.05
6. Step 6: Final answer
   x = 8,321.25