Finding the Fourth Proportional to 22,568.76, 31,144.51 and 12,496.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,568.76 : 31,144.51 = 12,496.98 : x
2. Step 2: Convert to fraction form
   22,568.76/31,144.51 = 12,496.98/x
3. Step 3: Cross multiply
   22,568.76x = 31,144.51 × 12,496.98
4. Step 4: Simplify right side
   22,568.76x = 389,212,380.70
5. Step 5: Solve for x
   x = 389,212,380.70/22,568.76
6. Step 6: Final answer
   x = 17,245.63