Finding the Fourth Proportional to 23,154.89, 31,953.90 and 12,544.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,154.89 : 31,953.90 = 12,544.52 : x
2. Step 2: Convert to fraction form
   23,154.89/31,953.90 = 12,544.52/x
3. Step 3: Cross multiply
   23,154.89x = 31,953.90 × 12,544.52
4. Step 4: Simplify right side
   23,154.89x = 400,846,274.91
5. Step 5: Solve for x
   x = 400,846,274.91/23,154.89
6. Step 6: Final answer
   x = 17,311.52