Finding the Fourth Proportional to 3,996.31, 5,514.96 and 2,317.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996.31 : 5,514.96 = 2,317.79 : x
2. Step 2: Convert to fraction form
   3,996.31/5,514.96 = 2,317.79/x
3. Step 3: Cross multiply
   3,996.31x = 5,514.96 × 2,317.79
4. Step 4: Simplify right side
   3,996.31x = 12,782,519.59
5. Step 5: Solve for x
   x = 12,782,519.59/3,996.31
6. Step 6: Final answer
   x = 3,198.58