Finding the Fourth Proportional to 16,958.55, 25,441.47 and 5,715

Step by Step Solution

1. Step 1: Write the proportion equation
   16,958.55 : 25,441.47 = 5,715 : x
2. Step 2: Convert to fraction form
   16,958.55/25,441.47 = 5,715/x
3. Step 3: Cross multiply
   16,958.55x = 25,441.47 × 5,715
4. Step 4: Simplify right side
   16,958.55x = 145,398,001.05
5. Step 5: Solve for x
   x = 145,398,001.05/16,958.55
6. Step 6: Final answer
   x = 8,573.73