Finding the Fourth Proportional to 23,222.28, 34,793.10 and 12,111.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,222.28 : 34,793.10 = 12,111.96 : x
2. Step 2: Convert to fraction form
   23,222.28/34,793.10 = 12,111.96/x
3. Step 3: Cross multiply
   23,222.28x = 34,793.10 × 12,111.96
4. Step 4: Simplify right side
   23,222.28x = 421,412,635.48
5. Step 5: Solve for x
   x = 421,412,635.48/23,222.28
6. Step 6: Final answer
   x = 18,146.91