Finding the Fourth Proportional to 23,462.12, 35,167.59 and 8,658.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,462.12 : 35,167.59 = 8,658.56 : x
2. Step 2: Convert to fraction form
   23,462.12/35,167.59 = 8,658.56/x
3. Step 3: Cross multiply
   23,462.12x = 35,167.59 × 8,658.56
4. Step 4: Simplify right side
   23,462.12x = 304,500,688.07
5. Step 5: Solve for x
   x = 304,500,688.07/23,462.12
6. Step 6: Final answer
   x = 12,978.40