Finding the Fourth Proportional to 8,072.76, 12,109.60 and 2,229.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,072.76 : 12,109.60 = 2,229.83 : x
2. Step 2: Convert to fraction form
   8,072.76/12,109.60 = 2,229.83/x
3. Step 3: Cross multiply
   8,072.76x = 12,109.60 × 2,229.83
4. Step 4: Simplify right side
   8,072.76x = 27,002,337.02
5. Step 5: Solve for x
   x = 27,002,337.02/8,072.76
6. Step 6: Final answer
   x = 3,344.87