Finding the Fourth Proportional to 2,233.09, 3,081.64 and 1,238.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.09 : 3,081.64 = 1,238.37 : x
2. Step 2: Convert to fraction form
   2,233.09/3,081.64 = 1,238.37/x
3. Step 3: Cross multiply
   2,233.09x = 3,081.64 × 1,238.37
4. Step 4: Simplify right side
   2,233.09x = 3,816,210.53
5. Step 5: Solve for x
   x = 3,816,210.53/2,233.09
6. Step 6: Final answer
   x = 1,708.94