Finding the Fourth Proportional to 16,028.46, 22,118.55 and 8,953.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,028.46 : 22,118.55 = 8,953.50 : x
2. Step 2: Convert to fraction form
   16,028.46/22,118.55 = 8,953.50/x
3. Step 3: Cross multiply
   16,028.46x = 22,118.55 × 8,953.50
4. Step 4: Simplify right side
   16,028.46x = 198,038,437.43
5. Step 5: Solve for x
   x = 198,038,437.43/16,028.46
6. Step 6: Final answer
   x = 12,355.43