Finding the Fourth Proportional to 22,936.50, 31,650.84 and 12,864.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,936.50 : 31,650.84 = 12,864.84 : x
2. Step 2: Convert to fraction form
   22,936.50/31,650.84 = 12,864.84/x
3. Step 3: Cross multiply
   22,936.50x = 31,650.84 × 12,864.84
4. Step 4: Simplify right side
   22,936.50x = 407,182,992.47
5. Step 5: Solve for x
   x = 407,182,992.47/22,936.50
6. Step 6: Final answer
   x = 17,752.62