Finding the Fourth Proportional to 2,942.15, 4,406.50 and 1,404.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.15 : 4,406.50 = 1,404.23 : x
2. Step 2: Convert to fraction form
   2,942.15/4,406.50 = 1,404.23/x
3. Step 3: Cross multiply
   2,942.15x = 4,406.50 × 1,404.23
4. Step 4: Simplify right side
   2,942.15x = 6,187,710.44
5. Step 5: Solve for x
   x = 6,187,710.44/2,942.15
6. Step 6: Final answer
   x = 2,103.13