Finding the Fourth Proportional to 16,500.42, 24,581.70 and 15,706.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,500.42 : 24,581.70 = 15,706.98 : x
2. Step 2: Convert to fraction form
   16,500.42/24,581.70 = 15,706.98/x
3. Step 3: Cross multiply
   16,500.42x = 24,581.70 × 15,706.98
4. Step 4: Simplify right side
   16,500.42x = 386,104,270.27
5. Step 5: Solve for x
   x = 386,104,270.27/16,500.42
6. Step 6: Final answer
   x = 23,399.66