Finding the Fourth Proportional to 6,649.94, 9,176.50 and 3,665.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,649.94 : 9,176.50 = 3,665.61 : x
2. Step 2: Convert to fraction form
   6,649.94/9,176.50 = 3,665.61/x
3. Step 3: Cross multiply
   6,649.94x = 9,176.50 × 3,665.61
4. Step 4: Simplify right side
   6,649.94x = 33,637,470.17
5. Step 5: Solve for x
   x = 33,637,470.17/6,649.94
6. Step 6: Final answer
   x = 5,058.31