Finding the Fourth Proportional to 16,118.78, 22,251.86 and 10,159.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,118.78 : 22,251.86 = 10,159.61 : x
2. Step 2: Convert to fraction form
   16,118.78/22,251.86 = 10,159.61/x
3. Step 3: Cross multiply
   16,118.78x = 22,251.86 × 10,159.61
4. Step 4: Simplify right side
   16,118.78x = 226,070,057.32
5. Step 5: Solve for x
   x = 226,070,057.32/16,118.78
6. Step 6: Final answer
   x = 14,025.26