Finding the Fourth Proportional to 2,067.67, 2,836.51 and 2,005.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.67 : 2,836.51 = 2,005.24 : x
2. Step 2: Convert to fraction form
   2,067.67/2,836.51 = 2,005.24/x
3. Step 3: Cross multiply
   2,067.67x = 2,836.51 × 2,005.24
4. Step 4: Simplify right side
   2,067.67x = 5,687,883.31
5. Step 5: Solve for x
   x = 5,687,883.31/2,067.67
6. Step 6: Final answer
   x = 2,750.87