Finding the Fourth Proportional to 10,209.50, 15,311.00 and 3,282.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,209.50 : 15,311.00 = 3,282.38 : x
2. Step 2: Convert to fraction form
   10,209.50/15,311.00 = 3,282.38/x
3. Step 3: Cross multiply
   10,209.50x = 15,311.00 × 3,282.38
4. Step 4: Simplify right side
   10,209.50x = 50,256,451.83
5. Step 5: Solve for x
   x = 50,256,451.83/10,209.50
6. Step 6: Final answer
   x = 4,922.52