Finding the Fourth Proportional to 11,196.77, 16,797.58 and 3,405.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,196.77 : 16,797.58 = 3,405.38 : x
2. Step 2: Convert to fraction form
   11,196.77/16,797.58 = 3,405.38/x
3. Step 3: Cross multiply
   11,196.77x = 16,797.58 × 3,405.38
4. Step 4: Simplify right side
   11,196.77x = 57,202,050.48
5. Step 5: Solve for x
   x = 57,202,050.48/11,196.77
6. Step 6: Final answer
   x = 5,108.80