Finding the Fourth Proportional to 8,789.32, 13,185.18 and 3,241.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,789.32 : 13,185.18 = 3,241.96 : x
2. Step 2: Convert to fraction form
   8,789.32/13,185.18 = 3,241.96/x
3. Step 3: Cross multiply
   8,789.32x = 13,185.18 × 3,241.96
4. Step 4: Simplify right side
   8,789.32x = 42,745,826.15
5. Step 5: Solve for x
   x = 42,745,826.15/8,789.32
6. Step 6: Final answer
   x = 4,863.38