Finding the Fourth Proportional to 9,546.88, 13,171.52 and 5,771.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,546.88 : 13,171.52 = 5,771.20 : x
2. Step 2: Convert to fraction form
   9,546.88/13,171.52 = 5,771.20/x
3. Step 3: Cross multiply
   9,546.88x = 13,171.52 × 5,771.20
4. Step 4: Simplify right side
   9,546.88x = 76,015,476.22
5. Step 5: Solve for x
   x = 76,015,476.22/9,546.88
6. Step 6: Final answer
   x = 7,962.34