Finding the Fourth Proportional to 8,309.34, 12,465.45 and 3,382.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,309.34 : 12,465.45 = 3,382.38 : x
2. Step 2: Convert to fraction form
   8,309.34/12,465.45 = 3,382.38/x
3. Step 3: Cross multiply
   8,309.34x = 12,465.45 × 3,382.38
4. Step 4: Simplify right side
   8,309.34x = 42,162,888.77
5. Step 5: Solve for x
   x = 42,162,888.77/8,309.34
6. Step 6: Final answer
   x = 5,074.16