Finding the Fourth Proportional to 11,939.23, 17,902.69 and 5,359.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,939.23 : 17,902.69 = 5,359.77 : x
2. Step 2: Convert to fraction form
   11,939.23/17,902.69 = 5,359.77/x
3. Step 3: Cross multiply
   11,939.23x = 17,902.69 × 5,359.77
4. Step 4: Simplify right side
   11,939.23x = 95,954,300.78
5. Step 5: Solve for x
   x = 95,954,300.78/11,939.23
6. Step 6: Final answer
   x = 8,036.89