Finding the Fourth Proportional to 1,984.93, 2,739.22 and 1,100.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.93 : 2,739.22 = 1,100.79 : x
2. Step 2: Convert to fraction form
   1,984.93/2,739.22 = 1,100.79/x
3. Step 3: Cross multiply
   1,984.93x = 2,739.22 × 1,100.79
4. Step 4: Simplify right side
   1,984.93x = 3,015,303.23
5. Step 5: Solve for x
   x = 3,015,303.23/1,984.93
6. Step 6: Final answer
   x = 1,519.10