Finding the Fourth Proportional to 18,333.27, 25,260.82 and 12,354.55

Step by Step Solution

1. Step 1: Write the proportion equation
   18,333.27 : 25,260.82 = 12,354.55 : x
2. Step 2: Convert to fraction form
   18,333.27/25,260.82 = 12,354.55/x
3. Step 3: Cross multiply
   18,333.27x = 25,260.82 × 12,354.55
4. Step 4: Simplify right side
   18,333.27x = 312,086,063.73
5. Step 5: Solve for x
   x = 312,086,063.73/18,333.27
6. Step 6: Final answer
   x = 17,022.94