Finding the Fourth Proportional to 16,150.25, 22,282.34 and 9,431.03

Step by Step Solution

1. Step 1: Write the proportion equation
   16,150.25 : 22,282.34 = 9,431.03 : x
2. Step 2: Convert to fraction form
   16,150.25/22,282.34 = 9,431.03/x
3. Step 3: Cross multiply
   16,150.25x = 22,282.34 × 9,431.03
4. Step 4: Simplify right side
   16,150.25x = 210,145,417.01
5. Step 5: Solve for x
   x = 210,145,417.01/16,150.25
6. Step 6: Final answer
   x = 13,011.90