Finding the Fourth Proportional to 2,031.88, 2,803.99 and 1,100.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.88 : 2,803.99 = 1,100.38 : x
2. Step 2: Convert to fraction form
   2,031.88/2,803.99 = 1,100.38/x
3. Step 3: Cross multiply
   2,031.88x = 2,803.99 × 1,100.38
4. Step 4: Simplify right side
   2,031.88x = 3,085,440.50
5. Step 5: Solve for x
   x = 3,085,440.50/2,031.88
6. Step 6: Final answer
   x = 1,518.52