Finding the Fourth Proportional to 16,581.96, 24,880.23 and 5,490.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,581.96 : 24,880.23 = 5,490.24 : x
2. Step 2: Convert to fraction form
   16,581.96/24,880.23 = 5,490.24/x
3. Step 3: Cross multiply
   16,581.96x = 24,880.23 × 5,490.24
4. Step 4: Simplify right side
   16,581.96x = 136,598,433.96
5. Step 5: Solve for x
   x = 136,598,433.96/16,581.96
6. Step 6: Final answer
   x = 8,237.77