Finding the Fourth Proportional to 31,983.14, 47,974.72 and 16,390.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,983.14 : 47,974.72 = 16,390.82 : x
2. Step 2: Convert to fraction form
   31,983.14/47,974.72 = 16,390.82/x
3. Step 3: Cross multiply
   31,983.14x = 47,974.72 × 16,390.82
4. Step 4: Simplify right side
   31,983.14x = 786,345,000.07
5. Step 5: Solve for x
   x = 786,345,000.07/31,983.14
6. Step 6: Final answer
   x = 24,586.24