Finding the Fourth Proportional to 6,649.49, 9,175.89 and 3,665.35

Step by Step Solution

1. Step 1: Write the proportion equation
   6,649.49 : 9,175.89 = 3,665.35 : x
2. Step 2: Convert to fraction form
   6,649.49/9,175.89 = 3,665.35/x
3. Step 3: Cross multiply
   6,649.49x = 9,175.89 × 3,665.35
4. Step 4: Simplify right side
   6,649.49x = 33,632,848.41
5. Step 5: Solve for x
   x = 33,632,848.41/6,649.49
6. Step 6: Final answer
   x = 5,057.96