Finding the Fourth Proportional to 22,651.67, 31,288.72 and 17,241.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,651.67 : 31,288.72 = 17,241.24 : x
2. Step 2: Convert to fraction form
   22,651.67/31,288.72 = 17,241.24/x
3. Step 3: Cross multiply
   22,651.67x = 31,288.72 × 17,241.24
4. Step 4: Simplify right side
   22,651.67x = 539,456,330.81
5. Step 5: Solve for x
   x = 539,456,330.81/22,651.67
6. Step 6: Final answer
   x = 23,815.30