Finding the Fourth Proportional to 9,760.38, 13,469.13 and 5,284.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.38 : 13,469.13 = 5,284.12 : x
2. Step 2: Convert to fraction form
   9,760.38/13,469.13 = 5,284.12/x
3. Step 3: Cross multiply
   9,760.38x = 13,469.13 × 5,284.12
4. Step 4: Simplify right side
   9,760.38x = 71,172,499.22
5. Step 5: Solve for x
   x = 71,172,499.22/9,760.38
6. Step 6: Final answer
   x = 7,291.98