Finding the Fourth Proportional to 16,621.98, 24,942.28 and 8,830.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,621.98 : 24,942.28 = 8,830.59 : x
2. Step 2: Convert to fraction form
   16,621.98/24,942.28 = 8,830.59/x
3. Step 3: Cross multiply
   16,621.98x = 24,942.28 × 8,830.59
4. Step 4: Simplify right side
   16,621.98x = 220,254,949.29
5. Step 5: Solve for x
   x = 220,254,949.29/16,621.98
6. Step 6: Final answer
   x = 13,250.83