Finding the Fourth Proportional to 3,996.34, 5,514.92 and 2,227.90

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996.34 : 5,514.92 = 2,227.90 : x
2. Step 2: Convert to fraction form
   3,996.34/5,514.92 = 2,227.90/x
3. Step 3: Cross multiply
   3,996.34x = 5,514.92 × 2,227.90
4. Step 4: Simplify right side
   3,996.34x = 12,286,690.27
5. Step 5: Solve for x
   x = 12,286,690.27/3,996.34
6. Step 6: Final answer
   x = 3,074.49