Finding the Fourth Proportional to 8,285.82, 11,436.58 and 5,768.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,285.82 : 11,436.58 = 5,768.34 : x
2. Step 2: Convert to fraction form
   8,285.82/11,436.58 = 5,768.34/x
3. Step 3: Cross multiply
   8,285.82x = 11,436.58 × 5,768.34
4. Step 4: Simplify right side
   8,285.82x = 65,970,081.88
5. Step 5: Solve for x
   x = 65,970,081.88/8,285.82
6. Step 6: Final answer
   x = 7,961.80