Finding the Fourth Proportional to 22,240, 30,692.16 and 12,304

Step by Step Solution

1. Step 1: Write the proportion equation
   22,240 : 30,692.16 = 12,304 : x
2. Step 2: Convert to fraction form
   22,240/30,692.16 = 12,304/x
3. Step 3: Cross multiply
   22,240x = 30,692.16 × 12,304
4. Step 4: Simplify right side
   22,240x = 377,636,336.64
5. Step 5: Solve for x
   x = 377,636,336.64/22,240
6. Step 6: Final answer
   x = 16,980.05