Finding the Fourth Proportional to 11,799.18, 17,709.71 and 5,959.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,799.18 : 17,709.71 = 5,959.89 : x
2. Step 2: Convert to fraction form
   11,799.18/17,709.71 = 5,959.89/x
3. Step 3: Cross multiply
   11,799.18x = 17,709.71 × 5,959.89
4. Step 4: Simplify right side
   11,799.18x = 105,547,893.73
5. Step 5: Solve for x
   x = 105,547,893.73/11,799.18
6. Step 6: Final answer
   x = 8,945.36