Finding the Fourth Proportional to 23,021.86, 31,760.76 and 14,521.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,021.86 : 31,760.76 = 14,521.09 : x
2. Step 2: Convert to fraction form
   23,021.86/31,760.76 = 14,521.09/x
3. Step 3: Cross multiply
   23,021.86x = 31,760.76 × 14,521.09
4. Step 4: Simplify right side
   23,021.86x = 461,200,854.43
5. Step 5: Solve for x
   x = 461,200,854.43/23,021.86
6. Step 6: Final answer
   x = 20,033.17