Finding the Fourth Proportional to 9,540.44, 13,166.33 and 5,561.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,540.44 : 13,166.33 = 5,561.32 : x
2. Step 2: Convert to fraction form
   9,540.44/13,166.33 = 5,561.32/x
3. Step 3: Cross multiply
   9,540.44x = 13,166.33 × 5,561.32
4. Step 4: Simplify right side
   9,540.44x = 73,222,174.36
5. Step 5: Solve for x
   x = 73,222,174.36/9,540.44
6. Step 6: Final answer
   x = 7,674.93