Finding the Fourth Proportional to 8,317.27, 12,472.45 and 3,383.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,317.27 : 12,472.45 = 3,383.56 : x
2. Step 2: Convert to fraction form
   8,317.27/12,472.45 = 3,383.56/x
3. Step 3: Cross multiply
   8,317.27x = 12,472.45 × 3,383.56
4. Step 4: Simplify right side
   8,317.27x = 42,201,243.28
5. Step 5: Solve for x
   x = 42,201,243.28/8,317.27
6. Step 6: Final answer
   x = 5,073.93