Finding the Fourth Proportional to 8,308.44, 12,455.67 and 3,381.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.44 : 12,455.67 = 3,381.62 : x
2. Step 2: Convert to fraction form
   8,308.44/12,455.67 = 3,381.62/x
3. Step 3: Cross multiply
   8,308.44x = 12,455.67 × 3,381.62
4. Step 4: Simplify right side
   8,308.44x = 42,120,280.51
5. Step 5: Solve for x
   x = 42,120,280.51/8,308.44
6. Step 6: Final answer
   x = 5,069.58