Finding the Fourth Proportional to 9,251.69, 12,766.14 and 5,668.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,251.69 : 12,766.14 = 5,668.25 : x
2. Step 2: Convert to fraction form
   9,251.69/12,766.14 = 5,668.25/x
3. Step 3: Cross multiply
   9,251.69x = 12,766.14 × 5,668.25
4. Step 4: Simplify right side
   9,251.69x = 72,361,609.22
5. Step 5: Solve for x
   x = 72,361,609.22/9,251.69
6. Step 6: Final answer
   x = 7,821.45