Finding the Fourth Proportional to 23,162.72, 31,964.66 and 12,552.36

Step by Step Solution

1. Step 1: Write the proportion equation
   23,162.72 : 31,964.66 = 12,552.36 : x
2. Step 2: Convert to fraction form
   23,162.72/31,964.66 = 12,552.36/x
3. Step 3: Cross multiply
   23,162.72x = 31,964.66 × 12,552.36
4. Step 4: Simplify right side
   23,162.72x = 401,231,856.84
5. Step 5: Solve for x
   x = 401,231,856.84/23,162.72
6. Step 6: Final answer
   x = 17,322.32