Finding the Fourth Proportional to 16,536.62, 22,820.78 and 8,983.09

Step by Step Solution

1. Step 1: Write the proportion equation
   16,536.62 : 22,820.78 = 8,983.09 : x
2. Step 2: Convert to fraction form
   16,536.62/22,820.78 = 8,983.09/x
3. Step 3: Cross multiply
   16,536.62x = 22,820.78 × 8,983.09
4. Step 4: Simplify right side
   16,536.62x = 205,001,120.61
5. Step 5: Solve for x
   x = 205,001,120.61/16,536.62
6. Step 6: Final answer
   x = 12,396.80