Finding the Fourth Proportional to 2,238.06, 3,355.22 and 1,067.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.06 : 3,355.22 = 1,067.42 : x
2. Step 2: Convert to fraction form
   2,238.06/3,355.22 = 1,067.42/x
3. Step 3: Cross multiply
   2,238.06x = 3,355.22 × 1,067.42
4. Step 4: Simplify right side
   2,238.06x = 3,581,428.93
5. Step 5: Solve for x
   x = 3,581,428.93/2,238.06
6. Step 6: Final answer
   x = 1,600.24