Finding the Fourth Proportional to 17,016.72, 25,522.08 and 8,249.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,016.72 : 25,522.08 = 8,249.28 : x
2. Step 2: Convert to fraction form
   17,016.72/25,522.08 = 8,249.28/x
3. Step 3: Cross multiply
   17,016.72x = 25,522.08 × 8,249.28
4. Step 4: Simplify right side
   17,016.72x = 210,538,784.10
5. Step 5: Solve for x
   x = 210,538,784.10/17,016.72
6. Step 6: Final answer
   x = 12,372.47