Finding the Fourth Proportional to 17,069.72, 25,695.16 and 12,173.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,069.72 : 25,695.16 = 12,173.24 : x
2. Step 2: Convert to fraction form
   17,069.72/25,695.16 = 12,173.24/x
3. Step 3: Cross multiply
   17,069.72x = 25,695.16 × 12,173.24
4. Step 4: Simplify right side
   17,069.72x = 312,793,349.52
5. Step 5: Solve for x
   x = 312,793,349.52/17,069.72
6. Step 6: Final answer
   x = 18,324.46