Finding the Fourth Proportional to 18,472.69, 25,493.61 and 10,514.91

Step by Step Solution

1. Step 1: Write the proportion equation
   18,472.69 : 25,493.61 = 10,514.91 : x
2. Step 2: Convert to fraction form
   18,472.69/25,493.61 = 10,514.91/x
3. Step 3: Cross multiply
   18,472.69x = 25,493.61 × 10,514.91
4. Step 4: Simplify right side
   18,472.69x = 268,062,834.68
5. Step 5: Solve for x
   x = 268,062,834.68/18,472.69
6. Step 6: Final answer
   x = 14,511.31