Finding the Fourth Proportional to 2,080.44, 3,119.75 and 1,106.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.44 : 3,119.75 = 1,106.31 : x
2. Step 2: Convert to fraction form
   2,080.44/3,119.75 = 1,106.31/x
3. Step 3: Cross multiply
   2,080.44x = 3,119.75 × 1,106.31
4. Step 4: Simplify right side
   2,080.44x = 3,451,405.09
5. Step 5: Solve for x
   x = 3,451,405.09/2,080.44
6. Step 6: Final answer
   x = 1,658.98