Finding the Fourth Proportional to 16,076.22, 22,170.72 and 10,405.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,076.22 : 22,170.72 = 10,405.05 : x
2. Step 2: Convert to fraction form
   16,076.22/22,170.72 = 10,405.05/x
3. Step 3: Cross multiply
   16,076.22x = 22,170.72 × 10,405.05
4. Step 4: Simplify right side
   16,076.22x = 230,687,450.14
5. Step 5: Solve for x
   x = 230,687,450.14/16,076.22
6. Step 6: Final answer
   x = 14,349.61