Finding the Fourth Proportional to 3,672.63, 5,067.97 and 2,078.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.63 : 5,067.97 = 2,078.82 : x
2. Step 2: Convert to fraction form
   3,672.63/5,067.97 = 2,078.82/x
3. Step 3: Cross multiply
   3,672.63x = 5,067.97 × 2,078.82
4. Step 4: Simplify right side
   3,672.63x = 10,535,392.20
5. Step 5: Solve for x
   x = 10,535,392.20/3,672.63
6. Step 6: Final answer
   x = 2,868.62