Finding the Fourth Proportional to 16,278.15, 22,462.79 and 9,106.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,278.15 : 22,462.79 = 9,106.83 : x
2. Step 2: Convert to fraction form
   16,278.15/22,462.79 = 9,106.83/x
3. Step 3: Cross multiply
   16,278.15x = 22,462.79 × 9,106.83
4. Step 4: Simplify right side
   16,278.15x = 204,564,809.86
5. Step 5: Solve for x
   x = 204,564,809.86/16,278.15
6. Step 6: Final answer
   x = 12,566.83