Finding the Fourth Proportional to 16,424.57, 24,630.46 and 5,328.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,424.57 : 24,630.46 = 5,328.58 : x
2. Step 2: Convert to fraction form
   16,424.57/24,630.46 = 5,328.58/x
3. Step 3: Cross multiply
   16,424.57x = 24,630.46 × 5,328.58
4. Step 4: Simplify right side
   16,424.57x = 131,245,376.55
5. Step 5: Solve for x
   x = 131,245,376.55/16,424.57
6. Step 6: Final answer
   x = 7,990.80