Finding the Fourth Proportional to 11,799.66, 17,695.89 and 9,951.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,799.66 : 17,695.89 = 9,951.42 : x
2. Step 2: Convert to fraction form
   11,799.66/17,695.89 = 9,951.42/x
3. Step 3: Cross multiply
   11,799.66x = 17,695.89 × 9,951.42
4. Step 4: Simplify right side
   11,799.66x = 176,099,233.66
5. Step 5: Solve for x
   x = 176,099,233.66/11,799.66
6. Step 6: Final answer
   x = 14,924.09