Finding the Fourth Proportional to 2,814.88, 3,881.91 and 2,226.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,814.88 : 3,881.91 = 2,226.82 : x
2. Step 2: Convert to fraction form
   2,814.88/3,881.91 = 2,226.82/x
3. Step 3: Cross multiply
   2,814.88x = 3,881.91 × 2,226.82
4. Step 4: Simplify right side
   2,814.88x = 8,644,314.83
5. Step 5: Solve for x
   x = 8,644,314.83/2,814.88
6. Step 6: Final answer
   x = 3,070.94