Finding the Fourth Proportional to 2,078.02, 3,118.18 and 1,104.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.02 : 3,118.18 = 1,104.09 : x
2. Step 2: Convert to fraction form
   2,078.02/3,118.18 = 1,104.09/x
3. Step 3: Cross multiply
   2,078.02x = 3,118.18 × 1,104.09
4. Step 4: Simplify right side
   2,078.02x = 3,442,751.36
5. Step 5: Solve for x
   x = 3,442,751.36/2,078.02
6. Step 6: Final answer
   x = 1,656.75