Finding the Fourth Proportional to 8,308.34, 12,463.95 and 3,381.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.34 : 12,463.95 = 3,381.38 : x
2. Step 2: Convert to fraction form
   8,308.34/12,463.95 = 3,381.38/x
3. Step 3: Cross multiply
   8,308.34x = 12,463.95 × 3,381.38
4. Step 4: Simplify right side
   8,308.34x = 42,145,351.25
5. Step 5: Solve for x
   x = 42,145,351.25/8,308.34
6. Step 6: Final answer
   x = 5,072.66