Finding the Fourth Proportional to 9,557.42, 13,182.21 and 5,578.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,557.42 : 13,182.21 = 5,578.29 : x
2. Step 2: Convert to fraction form
   9,557.42/13,182.21 = 5,578.29/x
3. Step 3: Cross multiply
   9,557.42x = 13,182.21 × 5,578.29
4. Step 4: Simplify right side
   9,557.42x = 73,534,190.22
5. Step 5: Solve for x
   x = 73,534,190.22/9,557.42
6. Step 6: Final answer
   x = 7,693.94