Finding the Fourth Proportional to 11,976.41, 17,964.72 and 4,185.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,976.41 : 17,964.72 = 4,185.24 : x
2. Step 2: Convert to fraction form
   11,976.41/17,964.72 = 4,185.24/x
3. Step 3: Cross multiply
   11,976.41x = 17,964.72 × 4,185.24
4. Step 4: Simplify right side
   11,976.41x = 75,186,664.73
5. Step 5: Solve for x
   x = 75,186,664.73/11,976.41
6. Step 6: Final answer
   x = 6,277.90