Finding the Fourth Proportional to 2,031.91, 2,804.05 and 1,100.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.91 : 2,804.05 = 1,100.41 : x
2. Step 2: Convert to fraction form
   2,031.91/2,804.05 = 1,100.41/x
3. Step 3: Cross multiply
   2,031.91x = 2,804.05 × 1,100.41
4. Step 4: Simplify right side
   2,031.91x = 3,085,604.66
5. Step 5: Solve for x
   x = 3,085,604.66/2,031.91
6. Step 6: Final answer
   x = 1,518.57