Finding the Fourth Proportional to 8,227.78, 12,348.73 and 3,300.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,227.78 : 12,348.73 = 3,300.80 : x
2. Step 2: Convert to fraction form
   8,227.78/12,348.73 = 3,300.80/x
3. Step 3: Cross multiply
   8,227.78x = 12,348.73 × 3,300.80
4. Step 4: Simplify right side
   8,227.78x = 40,760,690.54
5. Step 5: Solve for x
   x = 40,760,690.54/8,227.78
6. Step 6: Final answer
   x = 4,954.03