Finding the Fourth Proportional to 9,760.63, 13,469.68 and 5,284.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.63 : 13,469.68 = 5,284.38 : x
2. Step 2: Convert to fraction form
   9,760.63/13,469.68 = 5,284.38/x
3. Step 3: Cross multiply
   9,760.63x = 13,469.68 × 5,284.38
4. Step 4: Simplify right side
   9,760.63x = 71,178,914.85
5. Step 5: Solve for x
   x = 71,178,914.85/9,760.63
6. Step 6: Final answer
   x = 7,292.45