Finding the Fourth Proportional to 4,171.72, 5,755.30 and 2,402.37

Step by Step Solution

1. Step 1: Write the proportion equation
   4,171.72 : 5,755.30 = 2,402.37 : x
2. Step 2: Convert to fraction form
   4,171.72/5,755.30 = 2,402.37/x
3. Step 3: Cross multiply
   4,171.72x = 5,755.30 × 2,402.37
4. Step 4: Simplify right side
   4,171.72x = 13,826,360.06
5. Step 5: Solve for x
   x = 13,826,360.06/4,171.72
6. Step 6: Final answer
   x = 3,314.31