Finding the Fourth Proportional to 2,003.94, 3,004.38 and 1,078.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.94 : 3,004.38 = 1,078.92 : x
2. Step 2: Convert to fraction form
   2,003.94/3,004.38 = 1,078.92/x
3. Step 3: Cross multiply
   2,003.94x = 3,004.38 × 1,078.92
4. Step 4: Simplify right side
   2,003.94x = 3,241,485.67
5. Step 5: Solve for x
   x = 3,241,485.67/2,003.94
6. Step 6: Final answer
   x = 1,617.56