Finding the Fourth Proportional to 2,031.87, 2,803.97 and 1,100.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.87 : 2,803.97 = 1,100.37 : x
2. Step 2: Convert to fraction form
   2,031.87/2,803.97 = 1,100.37/x
3. Step 3: Cross multiply
   2,031.87x = 2,803.97 × 1,100.37
4. Step 4: Simplify right side
   2,031.87x = 3,085,404.47
5. Step 5: Solve for x
   x = 3,085,404.47/2,031.87
6. Step 6: Final answer
   x = 1,518.50