Finding the Fourth Proportional to 8,004.33, 12,003.29 and 3,321.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,004.33 : 12,003.29 = 3,321.15 : x
2. Step 2: Convert to fraction form
   8,004.33/12,003.29 = 3,321.15/x
3. Step 3: Cross multiply
   8,004.33x = 12,003.29 × 3,321.15
4. Step 4: Simplify right side
   8,004.33x = 39,864,709.98
5. Step 5: Solve for x
   x = 39,864,709.98/8,004.33
6. Step 6: Final answer
   x = 4,980.39