Finding the Fourth Proportional to 9,563.05, 13,185.95 and 8,759.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,563.05 : 13,185.95 = 8,759.33 : x
2. Step 2: Convert to fraction form
   9,563.05/13,185.95 = 8,759.33/x
3. Step 3: Cross multiply
   9,563.05x = 13,185.95 × 8,759.33
4. Step 4: Simplify right side
   9,563.05x = 115,500,087.41
5. Step 5: Solve for x
   x = 115,500,087.41/9,563.05
6. Step 6: Final answer
   x = 12,077.75