Finding the Fourth Proportional to 3,996.27, 5,514.62 and 2,317.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996.27 : 5,514.62 = 2,317.55 : x
2. Step 2: Convert to fraction form
   3,996.27/5,514.62 = 2,317.55/x
3. Step 3: Cross multiply
   3,996.27x = 5,514.62 × 2,317.55
4. Step 4: Simplify right side
   3,996.27x = 12,780,368.42
5. Step 5: Solve for x
   x = 12,780,368.42/3,996.27
6. Step 6: Final answer
   x = 3,198.07