Finding the Fourth Proportional to 11,196.32, 16,797.24 and 3,405.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,196.32 : 16,797.24 = 3,405.15 : x
2. Step 2: Convert to fraction form
   11,196.32/16,797.24 = 3,405.15/x
3. Step 3: Cross multiply
   11,196.32x = 16,797.24 × 3,405.15
4. Step 4: Simplify right side
   11,196.32x = 57,197,121.79
5. Step 5: Solve for x
   x = 57,197,121.79/11,196.32
6. Step 6: Final answer
   x = 5,108.57