Finding the Fourth Proportional to 2,789.23, 4,183.73 and 841.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789.23 : 4,183.73 = 841.38 : x
2. Step 2: Convert to fraction form
   2,789.23/4,183.73 = 841.38/x
3. Step 3: Cross multiply
   2,789.23x = 4,183.73 × 841.38
4. Step 4: Simplify right side
   2,789.23x = 3,520,085.83
5. Step 5: Solve for x
   x = 3,520,085.83/2,789.23
6. Step 6: Final answer
   x = 1,262.03