Finding the Fourth Proportional to 31,644.72, 43,671.23 and 17,498.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,644.72 : 43,671.23 = 17,498.48 : x
2. Step 2: Convert to fraction form
   31,644.72/43,671.23 = 17,498.48/x
3. Step 3: Cross multiply
   31,644.72x = 43,671.23 × 17,498.48
4. Step 4: Simplify right side
   31,644.72x = 764,179,838.88
5. Step 5: Solve for x
   x = 764,179,838.88/31,644.72
6. Step 6: Final answer
   x = 24,148.73