Finding the Fourth Proportional to 8,071.91, 12,108.56 and 2,228.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,071.91 : 12,108.56 = 2,228.52 : x
2. Step 2: Convert to fraction form
   8,071.91/12,108.56 = 2,228.52/x
3. Step 3: Cross multiply
   8,071.91x = 12,108.56 × 2,228.52
4. Step 4: Simplify right side
   8,071.91x = 26,984,168.13
5. Step 5: Solve for x
   x = 26,984,168.13/8,071.91
6. Step 6: Final answer
   x = 3,342.97