Finding the Fourth Proportional to 22,123.70, 30,529.46 and 12,692.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,123.70 : 30,529.46 = 12,692.27 : x
2. Step 2: Convert to fraction form
   22,123.70/30,529.46 = 12,692.27/x
3. Step 3: Cross multiply
   22,123.70x = 30,529.46 × 12,692.27
4. Step 4: Simplify right side
   22,123.70x = 387,487,933.17
5. Step 5: Solve for x
   x = 387,487,933.17/22,123.70
6. Step 6: Final answer
   x = 17,514.61