Finding the Fourth Proportional to 8,738.69, 12,076.49 and 7,766.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,738.69 : 12,076.49 = 7,766.69 : x
2. Step 2: Convert to fraction form
   8,738.69/12,076.49 = 7,766.69/x
3. Step 3: Cross multiply
   8,738.69x = 12,076.49 × 7,766.69
4. Step 4: Simplify right side
   8,738.69x = 93,794,313.15
5. Step 5: Solve for x
   x = 93,794,313.15/8,738.69
6. Step 6: Final answer
   x = 10,733.23