Finding the Fourth Proportional to 2,884.69, 3,979.83 and 1,822.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,884.69 : 3,979.83 = 1,822.53 : x
2. Step 2: Convert to fraction form
   2,884.69/3,979.83 = 1,822.53/x
3. Step 3: Cross multiply
   2,884.69x = 3,979.83 × 1,822.53
4. Step 4: Simplify right side
   2,884.69x = 7,253,359.57
5. Step 5: Solve for x
   x = 7,253,359.57/2,884.69
6. Step 6: Final answer
   x = 2,514.43