Finding the Fourth Proportional to 2,049.69, 2,827.17 and 1,210.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.69 : 2,827.17 = 1,210.43 : x
2. Step 2: Convert to fraction form
   2,049.69/2,827.17 = 1,210.43/x
3. Step 3: Cross multiply
   2,049.69x = 2,827.17 × 1,210.43
4. Step 4: Simplify right side
   2,049.69x = 3,422,077.25
5. Step 5: Solve for x
   x = 3,422,077.25/2,049.69
6. Step 6: Final answer
   x = 1,669.56