Finding the Fourth Proportional to 16,462.80, 22,711.68 and 10,086.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,462.80 : 22,711.68 = 10,086.96 : x
2. Step 2: Convert to fraction form
   16,462.80/22,711.68 = 10,086.96/x
3. Step 3: Cross multiply
   16,462.80x = 22,711.68 × 10,086.96
4. Step 4: Simplify right side
   16,462.80x = 229,091,807.69
5. Step 5: Solve for x
   x = 229,091,807.69/16,462.80
6. Step 6: Final answer
   x = 13,915.73