Finding the Fourth Proportional to 2,942.15, 4,412.17 and 1,067.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.15 : 4,412.17 = 1,067.57 : x
2. Step 2: Convert to fraction form
   2,942.15/4,412.17 = 1,067.57/x
3. Step 3: Cross multiply
   2,942.15x = 4,412.17 × 1,067.57
4. Step 4: Simplify right side
   2,942.15x = 4,710,296.15
5. Step 5: Solve for x
   x = 4,710,296.15/2,942.15
6. Step 6: Final answer
   x = 1,600.97