Finding the Fourth Proportional to 16,101.57, 22,215.62 and 10,436.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,101.57 : 22,215.62 = 10,436.56 : x
2. Step 2: Convert to fraction form
   16,101.57/22,215.62 = 10,436.56/x
3. Step 3: Cross multiply
   16,101.57x = 22,215.62 × 10,436.56
4. Step 4: Simplify right side
   16,101.57x = 231,854,621.62
5. Step 5: Solve for x
   x = 231,854,621.62/16,101.57
6. Step 6: Final answer
   x = 14,399.50