Finding the Fourth Proportional to 1,984.82, 2,739.05 and 1,100.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.82 : 2,739.05 = 1,100.79 : x
2. Step 2: Convert to fraction form
   1,984.82/2,739.05 = 1,100.79/x
3. Step 3: Cross multiply
   1,984.82x = 2,739.05 × 1,100.79
4. Step 4: Simplify right side
   1,984.82x = 3,015,115.15
5. Step 5: Solve for x
   x = 3,015,115.15/1,984.82
6. Step 6: Final answer
   x = 1,519.09