Finding the Fourth Proportional to 22,306.34, 30,783.15 and 12,234.17

Step by Step Solution

1. Step 1: Write the proportion equation
   22,306.34 : 30,783.15 = 12,234.17 : x
2. Step 2: Convert to fraction form
   22,306.34/30,783.15 = 12,234.17/x
3. Step 3: Cross multiply
   22,306.34x = 30,783.15 × 12,234.17
4. Step 4: Simplify right side
   22,306.34x = 376,606,136.32
5. Step 5: Solve for x
   x = 376,606,136.32/22,306.34
6. Step 6: Final answer
   x = 16,883.37