Finding the Fourth Proportional to 12,468.24, 17,206.83 and 7,163.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,468.24 : 17,206.83 = 7,163.40 : x
2. Step 2: Convert to fraction form
   12,468.24/17,206.83 = 7,163.40/x
3. Step 3: Cross multiply
   12,468.24x = 17,206.83 × 7,163.40
4. Step 4: Simplify right side
   12,468.24x = 123,259,406.02
5. Step 5: Solve for x
   x = 123,259,406.02/12,468.24
6. Step 6: Final answer
   x = 9,885.87