Finding the Fourth Proportional to 8,021.56, 12,028.89 and 2,757.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,021.56 : 12,028.89 = 2,757.10 : x
2. Step 2: Convert to fraction form
   8,021.56/12,028.89 = 2,757.10/x
3. Step 3: Cross multiply
   8,021.56x = 12,028.89 × 2,757.10
4. Step 4: Simplify right side
   8,021.56x = 33,164,852.62
5. Step 5: Solve for x
   x = 33,164,852.62/8,021.56
6. Step 6: Final answer
   x = 4,134.46