Finding the Fourth Proportional to 17,196.88, 25,799.10 and 5,511.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.88 : 25,799.10 = 5,511.28 : x
2. Step 2: Convert to fraction form
   17,196.88/25,799.10 = 5,511.28/x
3. Step 3: Cross multiply
   17,196.88x = 25,799.10 × 5,511.28
4. Step 4: Simplify right side
   17,196.88x = 142,186,063.85
5. Step 5: Solve for x
   x = 142,186,063.85/17,196.88
6. Step 6: Final answer
   x = 8,268.13