Finding the Fourth Proportional to 8,165.97, 12,244.89 and 3,485.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,165.97 : 12,244.89 = 3,485.25 : x
2. Step 2: Convert to fraction form
   8,165.97/12,244.89 = 3,485.25/x
3. Step 3: Cross multiply
   8,165.97x = 12,244.89 × 3,485.25
4. Step 4: Simplify right side
   8,165.97x = 42,676,502.87
5. Step 5: Solve for x
   x = 42,676,502.87/8,165.97
6. Step 6: Final answer
   x = 5,226.14