Finding the Fourth Proportional to 16,431.46, 24,648.50 and 7,071.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,431.46 : 24,648.50 = 7,071.71 : x
2. Step 2: Convert to fraction form
   16,431.46/24,648.50 = 7,071.71/x
3. Step 3: Cross multiply
   16,431.46x = 24,648.50 × 7,071.71
4. Step 4: Simplify right side
   16,431.46x = 174,306,938.37
5. Step 5: Solve for x
   x = 174,306,938.37/16,431.46
6. Step 6: Final answer
   x = 10,608.12