Finding the Fourth Proportional to 7,786.41, 10,745.25 and 4,249.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,786.41 : 10,745.25 = 4,249.83 : x
2. Step 2: Convert to fraction form
   7,786.41/10,745.25 = 4,249.83/x
3. Step 3: Cross multiply
   7,786.41x = 10,745.25 × 4,249.83
4. Step 4: Simplify right side
   7,786.41x = 45,665,485.81
5. Step 5: Solve for x
   x = 45,665,485.81/7,786.41
6. Step 6: Final answer
   x = 5,864.77