Finding the Fourth Proportional to 2,031.75, 2,803.82 and 1,100.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.75 : 2,803.82 = 1,100.25 : x
2. Step 2: Convert to fraction form
   2,031.75/2,803.82 = 1,100.25/x
3. Step 3: Cross multiply
   2,031.75x = 2,803.82 × 1,100.25
4. Step 4: Simplify right side
   2,031.75x = 3,084,897.45
5. Step 5: Solve for x
   x = 3,084,897.45/2,031.75
6. Step 6: Final answer
   x = 1,518.35