Finding the Fourth Proportional to 11,660.29, 17,485.29 and 3,338.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,660.29 : 17,485.29 = 3,338.42 : x
2. Step 2: Convert to fraction form
   11,660.29/17,485.29 = 3,338.42/x
3. Step 3: Cross multiply
   11,660.29x = 17,485.29 × 3,338.42
4. Step 4: Simplify right side
   11,660.29x = 58,373,189.78
5. Step 5: Solve for x
   x = 58,373,189.78/11,660.29
6. Step 6: Final answer
   x = 5,006.15