Finding the Fourth Proportional to 22,227.42, 30,676.50 and 12,795.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,227.42 : 30,676.50 = 12,795.78 : x
2. Step 2: Convert to fraction form
   22,227.42/30,676.50 = 12,795.78/x
3. Step 3: Cross multiply
   22,227.42x = 30,676.50 × 12,795.78
4. Step 4: Simplify right side
   22,227.42x = 392,529,745.17
5. Step 5: Solve for x
   x = 392,529,745.17/22,227.42
6. Step 6: Final answer
   x = 17,659.71