Finding the Fourth Proportional to 8,078.22, 12,113.55 and 3,397.23

Step by Step Solution

1. Step 1: Write the proportion equation
   8,078.22 : 12,113.55 = 3,397.23 : x
2. Step 2: Convert to fraction form
   8,078.22/12,113.55 = 3,397.23/x
3. Step 3: Cross multiply
   8,078.22x = 12,113.55 × 3,397.23
4. Step 4: Simplify right side
   8,078.22x = 41,152,515.47
5. Step 5: Solve for x
   x = 41,152,515.47/8,078.22
6. Step 6: Final answer
   x = 5,094.26