Finding the Fourth Proportional to 3,996.04, 5,514.16 and 2,227.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996.04 : 5,514.16 = 2,227.60 : x
2. Step 2: Convert to fraction form
   3,996.04/5,514.16 = 2,227.60/x
3. Step 3: Cross multiply
   3,996.04x = 5,514.16 × 2,227.60
4. Step 4: Simplify right side
   3,996.04x = 12,283,342.82
5. Step 5: Solve for x
   x = 12,283,342.82/3,996.04
6. Step 6: Final answer
   x = 3,073.88