Finding the Fourth Proportional to 22,185.73, 30,608.89 and 14,635.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,185.73 : 30,608.89 = 14,635.72 : x
2. Step 2: Convert to fraction form
   22,185.73/30,608.89 = 14,635.72/x
3. Step 3: Cross multiply
   22,185.73x = 30,608.89 × 14,635.72
4. Step 4: Simplify right side
   22,185.73x = 447,983,143.55
5. Step 5: Solve for x
   x = 447,983,143.55/22,185.73
6. Step 6: Final answer
   x = 20,192.40