Finding the Fourth Proportional to 16,499.77, 24,743.90 and 6,636.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.77 : 24,743.90 = 6,636.49 : x
2. Step 2: Convert to fraction form
   16,499.77/24,743.90 = 6,636.49/x
3. Step 3: Cross multiply
   16,499.77x = 24,743.90 × 6,636.49
4. Step 4: Simplify right side
   16,499.77x = 164,212,611.73
5. Step 5: Solve for x
   x = 164,212,611.73/16,499.77
6. Step 6: Final answer
   x = 9,952.42