Finding the Fourth Proportional to 9,760.28, 13,469.06 and 5,283.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.28 : 13,469.06 = 5,283.94 : x
2. Step 2: Convert to fraction form
   9,760.28/13,469.06 = 5,283.94/x
3. Step 3: Cross multiply
   9,760.28x = 13,469.06 × 5,283.94
4. Step 4: Simplify right side
   9,760.28x = 71,169,704.90
5. Step 5: Solve for x
   x = 71,169,704.90/9,760.28
6. Step 6: Final answer
   x = 7,291.77