Finding the Fourth Proportional to 1,984.91, 2,739.14 and 1,100.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.91 : 2,739.14 = 1,100.71 : x
2. Step 2: Convert to fraction form
   1,984.91/2,739.14 = 1,100.71/x
3. Step 3: Cross multiply
   1,984.91x = 2,739.14 × 1,100.71
4. Step 4: Simplify right side
   1,984.91x = 3,014,979.59
5. Step 5: Solve for x
   x = 3,014,979.59/1,984.91
6. Step 6: Final answer
   x = 1,518.95