Finding the Fourth Proportional to 8,185.33, 12,280.26 and 3,258.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,185.33 : 12,280.26 = 3,258.43 : x
2. Step 2: Convert to fraction form
   8,185.33/12,280.26 = 3,258.43/x
3. Step 3: Cross multiply
   8,185.33x = 12,280.26 × 3,258.43
4. Step 4: Simplify right side
   8,185.33x = 40,014,336.89
5. Step 5: Solve for x
   x = 40,014,336.89/8,185.33
6. Step 6: Final answer
   x = 4,888.54