Finding the Fourth Proportional to 6,381.82, 8,808.24 and 3,864.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,381.82 : 8,808.24 = 3,864.34 : x
2. Step 2: Convert to fraction form
   6,381.82/8,808.24 = 3,864.34/x
3. Step 3: Cross multiply
   6,381.82x = 8,808.24 × 3,864.34
4. Step 4: Simplify right side
   6,381.82x = 34,038,034.16
5. Step 5: Solve for x
   x = 34,038,034.16/6,381.82
6. Step 6: Final answer
   x = 5,333.59