Finding the Fourth Proportional to 8,322.26, 12,480.33 and 3,389.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,322.26 : 12,480.33 = 3,389.22 : x
2. Step 2: Convert to fraction form
   8,322.26/12,480.33 = 3,389.22/x
3. Step 3: Cross multiply
   8,322.26x = 12,480.33 × 3,389.22
4. Step 4: Simplify right side
   8,322.26x = 42,298,584.04
5. Step 5: Solve for x
   x = 42,298,584.04/8,322.26
6. Step 6: Final answer
   x = 5,082.59