Finding the Fourth Proportional to 11,185.37, 16,780.49 and 3,394.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,185.37 : 16,780.49 = 3,394.79 : x
2. Step 2: Convert to fraction form
   11,185.37/16,780.49 = 3,394.79/x
3. Step 3: Cross multiply
   11,185.37x = 16,780.49 × 3,394.79
4. Step 4: Simplify right side
   11,185.37x = 56,966,239.65
5. Step 5: Solve for x
   x = 56,966,239.65/11,185.37
6. Step 6: Final answer
   x = 5,092.92