Finding the Fourth Proportional to 8,308.54, 12,458.49 and 3,375.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.54 : 12,458.49 = 3,375.37 : x
2. Step 2: Convert to fraction form
   8,308.54/12,458.49 = 3,375.37/x
3. Step 3: Cross multiply
   8,308.54x = 12,458.49 × 3,375.37
4. Step 4: Simplify right side
   8,308.54x = 42,052,013.39
5. Step 5: Solve for x
   x = 42,052,013.39/8,308.54
6. Step 6: Final answer
   x = 5,061.30