Finding the Fourth Proportional to 22,607.16, 31,198.15 and 12,535.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,607.16 : 31,198.15 = 12,535.73 : x
2. Step 2: Convert to fraction form
   22,607.16/31,198.15 = 12,535.73/x
3. Step 3: Cross multiply
   22,607.16x = 31,198.15 × 12,535.73
4. Step 4: Simplify right side
   22,607.16x = 391,091,584.90
5. Step 5: Solve for x
   x = 391,091,584.90/22,607.16
6. Step 6: Final answer
   x = 17,299.46