Finding the Fourth Proportional to 8,284.82, 11,435.20 and 5,767.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,284.82 : 11,435.20 = 5,767.34 : x
2. Step 2: Convert to fraction form
   8,284.82/11,435.20 = 5,767.34/x
3. Step 3: Cross multiply
   8,284.82x = 11,435.20 × 5,767.34
4. Step 4: Simplify right side
   8,284.82x = 65,950,686.37
5. Step 5: Solve for x
   x = 65,950,686.37/8,284.82
6. Step 6: Final answer
   x = 7,960.42