Finding the Fourth Proportional to 16,236.89, 22,412.01 and 9,525.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,236.89 : 22,412.01 = 9,525.23 : x
2. Step 2: Convert to fraction form
   16,236.89/22,412.01 = 9,525.23/x
3. Step 3: Cross multiply
   16,236.89x = 22,412.01 × 9,525.23
4. Step 4: Simplify right side
   16,236.89x = 213,479,550.01
5. Step 5: Solve for x
   x = 213,479,550.01/16,236.89
6. Step 6: Final answer
   x = 13,147.81