Finding the Fourth Proportional to 6,693.76, 10,040.37 and 3,185.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,693.76 : 10,040.37 = 3,185.47 : x
2. Step 2: Convert to fraction form
   6,693.76/10,040.37 = 3,185.47/x
3. Step 3: Cross multiply
   6,693.76x = 10,040.37 × 3,185.47
4. Step 4: Simplify right side
   6,693.76x = 31,983,297.42
5. Step 5: Solve for x
   x = 31,983,297.42/6,693.76
6. Step 6: Final answer
   x = 4,778.08