Finding the Fourth Proportional to 22,606.46, 31,196.54 and 12,397.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,606.46 : 31,196.54 = 12,397.46 : x
2. Step 2: Convert to fraction form
   22,606.46/31,196.54 = 12,397.46/x
3. Step 3: Cross multiply
   22,606.46x = 31,196.54 × 12,397.46
4. Step 4: Simplify right side
   22,606.46x = 386,757,856.79
5. Step 5: Solve for x
   x = 386,757,856.79/22,606.46
6. Step 6: Final answer
   x = 17,108.29