Finding the Fourth Proportional to 16,284.78, 22,473.27 and 8,832.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,284.78 : 22,473.27 = 8,832.78 : x
2. Step 2: Convert to fraction form
   16,284.78/22,473.27 = 8,832.78/x
3. Step 3: Cross multiply
   16,284.78x = 22,473.27 × 8,832.78
4. Step 4: Simplify right side
   16,284.78x = 198,501,449.79
5. Step 5: Solve for x
   x = 198,501,449.79/16,284.78
6. Step 6: Final answer
   x = 12,189.38