Finding the Fourth Proportional to 2,238.97, 3,359.69 and 1,084.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.97 : 3,359.69 = 1,084.72 : x
2. Step 2: Convert to fraction form
   2,238.97/3,359.69 = 1,084.72/x
3. Step 3: Cross multiply
   2,238.97x = 3,359.69 × 1,084.72
4. Step 4: Simplify right side
   2,238.97x = 3,644,317.51
5. Step 5: Solve for x
   x = 3,644,317.51/2,238.97
6. Step 6: Final answer
   x = 1,627.68