Finding the Fourth Proportional to 8,200.27, 12,302.63 and 3,273.40

Step by Step Solution

1. Step 1: Write the proportion equation
   8,200.27 : 12,302.63 = 3,273.40 : x
2. Step 2: Convert to fraction form
   8,200.27/12,302.63 = 3,273.40/x
3. Step 3: Cross multiply
   8,200.27x = 12,302.63 × 3,273.40
4. Step 4: Simplify right side
   8,200.27x = 40,271,429.04
5. Step 5: Solve for x
   x = 40,271,429.04/8,200.27
6. Step 6: Final answer
   x = 4,910.99