Finding the Fourth Proportional to 22,153.34, 30,571.84 and 12,081.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,153.34 : 30,571.84 = 12,081.69 : x
2. Step 2: Convert to fraction form
   22,153.34/30,571.84 = 12,081.69/x
3. Step 3: Cross multiply
   22,153.34x = 30,571.84 × 12,081.69
4. Step 4: Simplify right side
   22,153.34x = 369,359,623.36
5. Step 5: Solve for x
   x = 369,359,623.36/22,153.34
6. Step 6: Final answer
   x = 16,672.87