Finding the Fourth Proportional to 8,271.27, 12,399.61 and 3,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,271.27 : 12,399.61 = 3,073.50 : x
2. Step 2: Convert to fraction form
   8,271.27/12,399.61 = 3,073.50/x
3. Step 3: Cross multiply
   8,271.27x = 12,399.61 × 3,073.50
4. Step 4: Simplify right side
   8,271.27x = 38,110,201.34
5. Step 5: Solve for x
   x = 38,110,201.34/8,271.27
6. Step 6: Final answer
   x = 4,607.54