Finding the Fourth Proportional to 22,152.47, 30,571.15 and 12,081.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,152.47 : 30,571.15 = 12,081.46 : x
2. Step 2: Convert to fraction form
   22,152.47/30,571.15 = 12,081.46/x
3. Step 3: Cross multiply
   22,152.47x = 30,571.15 × 12,081.46
4. Step 4: Simplify right side
   22,152.47x = 369,344,125.88
5. Step 5: Solve for x
   x = 369,344,125.88/22,152.47
6. Step 6: Final answer
   x = 16,672.82