Finding the Fourth Proportional to 8,302.27, 12,453.37 and 3,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,302.27 : 12,453.37 = 3,857.50 : x
2. Step 2: Convert to fraction form
   8,302.27/12,453.37 = 3,857.50/x
3. Step 3: Cross multiply
   8,302.27x = 12,453.37 × 3,857.50
4. Step 4: Simplify right side
   8,302.27x = 48,038,874.78
5. Step 5: Solve for x
   x = 48,038,874.78/8,302.27
6. Step 6: Final answer
   x = 5,786.23