Finding the Fourth Proportional to 3,995.56, 5,514.15 and 2,227.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,995.56 : 5,514.15 = 2,227.69 : x
2. Step 2: Convert to fraction form
   3,995.56/5,514.15 = 2,227.69/x
3. Step 3: Cross multiply
   3,995.56x = 5,514.15 × 2,227.69
4. Step 4: Simplify right side
   3,995.56x = 12,283,816.81
5. Step 5: Solve for x
   x = 12,283,816.81/3,995.56
6. Step 6: Final answer
   x = 3,074.37