Finding the Fourth Proportional to 3,726.29, 5,142.42 and 2,233.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,726.29 : 5,142.42 = 2,233.92 : x
2. Step 2: Convert to fraction form
   3,726.29/5,142.42 = 2,233.92/x
3. Step 3: Cross multiply
   3,726.29x = 5,142.42 × 2,233.92
4. Step 4: Simplify right side
   3,726.29x = 11,487,743.72
5. Step 5: Solve for x
   x = 11,487,743.72/3,726.29
6. Step 6: Final answer
   x = 3,082.89