Finding the Fourth Proportional to 16,050.43, 22,158.30 and 9,678.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,050.43 : 22,158.30 = 9,678.16 : x
2. Step 2: Convert to fraction form
   16,050.43/22,158.30 = 9,678.16/x
3. Step 3: Cross multiply
   16,050.43x = 22,158.30 × 9,678.16
4. Step 4: Simplify right side
   16,050.43x = 214,451,572.73
5. Step 5: Solve for x
   x = 214,451,572.73/16,050.43
6. Step 6: Final answer
   x = 13,361.11