Finding the Fourth Proportional to 8,766.82, 12,098.20 and 5,623

Step by Step Solution

1. Step 1: Write the proportion equation
   8,766.82 : 12,098.20 = 5,623 : x
2. Step 2: Convert to fraction form
   8,766.82/12,098.20 = 5,623/x
3. Step 3: Cross multiply
   8,766.82x = 12,098.20 × 5,623
4. Step 4: Simplify right side
   8,766.82x = 68,028,178.60
5. Step 5: Solve for x
   x = 68,028,178.60/8,766.82
6. Step 6: Final answer
   x = 7,759.73