Finding the Fourth Proportional to 11,836.92, 17,755.83 and 3,940.14

Step by Step Solution

1. Step 1: Write the proportion equation
   11,836.92 : 17,755.83 = 3,940.14 : x
2. Step 2: Convert to fraction form
   11,836.92/17,755.83 = 3,940.14/x
3. Step 3: Cross multiply
   11,836.92x = 17,755.83 × 3,940.14
4. Step 4: Simplify right side
   11,836.92x = 69,960,456.02
5. Step 5: Solve for x
   x = 69,960,456.02/11,836.92
6. Step 6: Final answer
   x = 5,910.36