Finding the Fourth Proportional to 22,059, 30,441.42 and 12,123

Step by Step Solution

1. Step 1: Write the proportion equation
   22,059 : 30,441.42 = 12,123 : x
2. Step 2: Convert to fraction form
   22,059/30,441.42 = 12,123/x
3. Step 3: Cross multiply
   22,059x = 30,441.42 × 12,123
4. Step 4: Simplify right side
   22,059x = 369,041,334.66
5. Step 5: Solve for x
   x = 369,041,334.66/22,059
6. Step 6: Final answer
   x = 16,729.74