Finding the Fourth Proportional to 21,610.24, 32,411.22 and 9,126.16

Step by Step Solution

1. Step 1: Write the proportion equation
   21,610.24 : 32,411.22 = 9,126.16 : x
2. Step 2: Convert to fraction form
   21,610.24/32,411.22 = 9,126.16/x
3. Step 3: Cross multiply
   21,610.24x = 32,411.22 × 9,126.16
4. Step 4: Simplify right side
   21,610.24x = 295,789,979.52
5. Step 5: Solve for x
   x = 295,789,979.52/21,610.24
6. Step 6: Final answer
   x = 13,687.49