Finding the Fourth Proportional to 22,365.46, 30,865.12 and 12,294.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,365.46 : 30,865.12 = 12,294.34 : x
2. Step 2: Convert to fraction form
   22,365.46/30,865.12 = 12,294.34/x
3. Step 3: Cross multiply
   22,365.46x = 30,865.12 × 12,294.34
4. Step 4: Simplify right side
   22,365.46x = 379,466,279.42
5. Step 5: Solve for x
   x = 379,466,279.42/22,365.46
6. Step 6: Final answer
   x = 16,966.62