Finding the Fourth Proportional to 1,984.49, 2,738.57 and 1,100.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.49 : 2,738.57 = 1,100.28 : x
2. Step 2: Convert to fraction form
   1,984.49/2,738.57 = 1,100.28/x
3. Step 3: Cross multiply
   1,984.49x = 2,738.57 × 1,100.28
4. Step 4: Simplify right side
   1,984.49x = 3,013,188.30
5. Step 5: Solve for x
   x = 3,013,188.30/1,984.49
6. Step 6: Final answer
   x = 1,518.37