Finding the Fourth Proportional to 2,101.62, 2,879.25 and 2,022.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101.62 : 2,879.25 = 2,022.82 : x
2. Step 2: Convert to fraction form
   2,101.62/2,879.25 = 2,022.82/x
3. Step 3: Cross multiply
   2,101.62x = 2,879.25 × 2,022.82
4. Step 4: Simplify right side
   2,101.62x = 5,824,204.49
5. Step 5: Solve for x
   x = 5,824,204.49/2,101.62
6. Step 6: Final answer
   x = 2,771.29