Finding the Fourth Proportional to 3,672.33, 5,067.79 and 1,993.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.33 : 5,067.79 = 1,993.78 : x
2. Step 2: Convert to fraction form
   3,672.33/5,067.79 = 1,993.78/x
3. Step 3: Cross multiply
   3,672.33x = 5,067.79 × 1,993.78
4. Step 4: Simplify right side
   3,672.33x = 10,104,040.69
5. Step 5: Solve for x
   x = 10,104,040.69/3,672.33
6. Step 6: Final answer
   x = 2,751.40