Finding the Fourth Proportional to 22,242, 30,693.96 and 12,306

Step by Step Solution

1. Step 1: Write the proportion equation
   22,242 : 30,693.96 = 12,306 : x
2. Step 2: Convert to fraction form
   22,242/30,693.96 = 12,306/x
3. Step 3: Cross multiply
   22,242x = 30,693.96 × 12,306
4. Step 4: Simplify right side
   22,242x = 377,719,871.76
5. Step 5: Solve for x
   x = 377,719,871.76/22,242
6. Step 6: Final answer
   x = 16,982.28