Finding the Fourth Proportional to 8,085.16, 12,133.50 and 3,469.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,085.16 : 12,133.50 = 3,469.48 : x
2. Step 2: Convert to fraction form
   8,085.16/12,133.50 = 3,469.48/x
3. Step 3: Cross multiply
   8,085.16x = 12,133.50 × 3,469.48
4. Step 4: Simplify right side
   8,085.16x = 42,096,935.58
5. Step 5: Solve for x
   x = 42,096,935.58/8,085.16
6. Step 6: Final answer
   x = 5,206.69