Finding the Fourth Proportional to 9,540.22, 14,307.72 and 3,992.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,540.22 : 14,307.72 = 3,992.38 : x
2. Step 2: Convert to fraction form
   9,540.22/14,307.72 = 3,992.38/x
3. Step 3: Cross multiply
   9,540.22x = 14,307.72 × 3,992.38
4. Step 4: Simplify right side
   9,540.22x = 57,121,855.17
5. Step 5: Solve for x
   x = 57,121,855.17/9,540.22
6. Step 6: Final answer
   x = 5,987.48