Finding the Fourth Proportional to 23,222.09, 32,059.77 and 15,287.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,222.09 : 32,059.77 = 15,287.38 : x
2. Step 2: Convert to fraction form
   23,222.09/32,059.77 = 15,287.38/x
3. Step 3: Cross multiply
   23,222.09x = 32,059.77 × 15,287.38
4. Step 4: Simplify right side
   23,222.09x = 490,109,929.56
5. Step 5: Solve for x
   x = 490,109,929.56/23,222.09
6. Step 6: Final answer
   x = 21,105.33