Finding the Fourth Proportional to 31,738.38, 47,614.24 and 12,016.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,738.38 : 47,614.24 = 12,016.50 : x
2. Step 2: Convert to fraction form
   31,738.38/47,614.24 = 12,016.50/x
3. Step 3: Cross multiply
   31,738.38x = 47,614.24 × 12,016.50
4. Step 4: Simplify right side
   31,738.38x = 572,156,514.96
5. Step 5: Solve for x
   x = 572,156,514.96/31,738.38
6. Step 6: Final answer
   x = 18,027.28