Finding the Fourth Proportional to 3,826.72, 5,740.17 and 1,229.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826.72 : 5,740.17 = 1,229.68 : x
2. Step 2: Convert to fraction form
   3,826.72/5,740.17 = 1,229.68/x
3. Step 3: Cross multiply
   3,826.72x = 5,740.17 × 1,229.68
4. Step 4: Simplify right side
   3,826.72x = 7,058,572.25
5. Step 5: Solve for x
   x = 7,058,572.25/3,826.72
6. Step 6: Final answer
   x = 1,844.55