Finding the Fourth Proportional to 2,194.38, 3,289.28 and 1,023.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.38 : 3,289.28 = 1,023.42 : x
2. Step 2: Convert to fraction form
   2,194.38/3,289.28 = 1,023.42/x
3. Step 3: Cross multiply
   2,194.38x = 3,289.28 × 1,023.42
4. Step 4: Simplify right side
   2,194.38x = 3,366,309.82
5. Step 5: Solve for x
   x = 3,366,309.82/2,194.38
6. Step 6: Final answer
   x = 1,534.06