Finding the Fourth Proportional to 3,743.58, 5,167.89 and 2,171.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743.58 : 5,167.89 = 2,171.37 : x
2. Step 2: Convert to fraction form
   3,743.58/5,167.89 = 2,171.37/x
3. Step 3: Cross multiply
   3,743.58x = 5,167.89 × 2,171.37
4. Step 4: Simplify right side
   3,743.58x = 11,221,401.31
5. Step 5: Solve for x
   x = 11,221,401.31/3,743.58
6. Step 6: Final answer
   x = 2,997.51