Finding the Fourth Proportional to 6,072.69, 8,380.46 and 3,383.97

Step by Step Solution

1. Step 1: Write the proportion equation
   6,072.69 : 8,380.46 = 3,383.97 : x
2. Step 2: Convert to fraction form
   6,072.69/8,380.46 = 3,383.97/x
3. Step 3: Cross multiply
   6,072.69x = 8,380.46 × 3,383.97
4. Step 4: Simplify right side
   6,072.69x = 28,359,208.31
5. Step 5: Solve for x
   x = 28,359,208.31/6,072.69
6. Step 6: Final answer
   x = 4,669.96