Finding the Fourth Proportional to 17,169.98, 25,760.16 and 7,179.57

Step by Step Solution

1. Step 1: Write the proportion equation
   17,169.98 : 25,760.16 = 7,179.57 : x
2. Step 2: Convert to fraction form
   17,169.98/25,760.16 = 7,179.57/x
3. Step 3: Cross multiply
   17,169.98x = 25,760.16 × 7,179.57
4. Step 4: Simplify right side
   17,169.98x = 184,946,871.93
5. Step 5: Solve for x
   x = 184,946,871.93/17,169.98
6. Step 6: Final answer
   x = 10,771.53