Finding the Fourth Proportional to 16,056.78, 22,158.03 and 8,983.26

Step by Step Solution

1. Step 1: Write the proportion equation
   16,056.78 : 22,158.03 = 8,983.26 : x
2. Step 2: Convert to fraction form
   16,056.78/22,158.03 = 8,983.26/x
3. Step 3: Cross multiply
   16,056.78x = 22,158.03 × 8,983.26
4. Step 4: Simplify right side
   16,056.78x = 199,051,344.58
5. Step 5: Solve for x
   x = 199,051,344.58/16,056.78
6. Step 6: Final answer
   x = 12,396.72