Finding the Fourth Proportional to 8,009.39, 12,009.59 and 3,326.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,009.39 : 12,009.59 = 3,326.25 : x
2. Step 2: Convert to fraction form
   8,009.39/12,009.59 = 3,326.25/x
3. Step 3: Cross multiply
   8,009.39x = 12,009.59 × 3,326.25
4. Step 4: Simplify right side
   8,009.39x = 39,946,928.76
5. Step 5: Solve for x
   x = 39,946,928.76/8,009.39
6. Step 6: Final answer
   x = 4,987.51