Finding the Fourth Proportional to 2,078.08, 3,118.48 and 1,104.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.08 : 3,118.48 = 1,104.86 : x
2. Step 2: Convert to fraction form
   2,078.08/3,118.48 = 1,104.86/x
3. Step 3: Cross multiply
   2,078.08x = 3,118.48 × 1,104.86
4. Step 4: Simplify right side
   2,078.08x = 3,445,483.81
5. Step 5: Solve for x
   x = 3,445,483.81/2,078.08
6. Step 6: Final answer
   x = 1,658.01