Finding the Fourth Proportional to 8,168.22, 12,250.71 and 3,486.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,168.22 : 12,250.71 = 3,486.83 : x
2. Step 2: Convert to fraction form
   8,168.22/12,250.71 = 3,486.83/x
3. Step 3: Cross multiply
   8,168.22x = 12,250.71 × 3,486.83
4. Step 4: Simplify right side
   8,168.22x = 42,716,081.90
5. Step 5: Solve for x
   x = 42,716,081.90/8,168.22
6. Step 6: Final answer
   x = 5,229.55