Finding the Fourth Proportional to 22,582.88, 31,164.37 and 12,646.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,582.88 : 31,164.37 = 12,646.88 : x
2. Step 2: Convert to fraction form
   22,582.88/31,164.37 = 12,646.88/x
3. Step 3: Cross multiply
   22,582.88x = 31,164.37 × 12,646.88
4. Step 4: Simplify right side
   22,582.88x = 394,131,860.23
5. Step 5: Solve for x
   x = 394,131,860.23/22,582.88
6. Step 6: Final answer
   x = 17,452.69