Finding the Fourth Proportional to 2,049.31, 2,827.74 and 1,979.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.31 : 2,827.74 = 1,979.25 : x
2. Step 2: Convert to fraction form
   2,049.31/2,827.74 = 1,979.25/x
3. Step 3: Cross multiply
   2,049.31x = 2,827.74 × 1,979.25
4. Step 4: Simplify right side
   2,049.31x = 5,596,804.40
5. Step 5: Solve for x
   x = 5,596,804.40/2,049.31
6. Step 6: Final answer
   x = 2,731.07