Finding the Fourth Proportional to 3,559.77, 4,912.52 and 2,067.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559.77 : 4,912.52 = 2,067.75 : x
2. Step 2: Convert to fraction form
   3,559.77/4,912.52 = 2,067.75/x
3. Step 3: Cross multiply
   3,559.77x = 4,912.52 × 2,067.75
4. Step 4: Simplify right side
   3,559.77x = 10,157,852.89
5. Step 5: Solve for x
   x = 10,157,852.89/3,559.77
6. Step 6: Final answer
   x = 2,853.51