Finding the Fourth Proportional to 3,743.16, 5,167.70 and 2,485.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743.16 : 5,167.70 = 2,485.92 : x
2. Step 2: Convert to fraction form
   3,743.16/5,167.70 = 2,485.92/x
3. Step 3: Cross multiply
   3,743.16x = 5,167.70 × 2,485.92
4. Step 4: Simplify right side
   3,743.16x = 12,846,488.78
5. Step 5: Solve for x
   x = 12,846,488.78/3,743.16
6. Step 6: Final answer
   x = 3,431.99