Finding the Fourth Proportional to 6,861.72, 9,468.84 and 3,836.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,861.72 : 9,468.84 = 3,836.32 : x
2. Step 2: Convert to fraction form
   6,861.72/9,468.84 = 3,836.32/x
3. Step 3: Cross multiply
   6,861.72x = 9,468.84 × 3,836.32
4. Step 4: Simplify right side
   6,861.72x = 36,325,500.27
5. Step 5: Solve for x
   x = 36,325,500.27/6,861.72
6. Step 6: Final answer
   x = 5,293.94