Finding the Fourth Proportional to 18,573.86, 25,631.82 and 10,076.15

Step by Step Solution

1. Step 1: Write the proportion equation
   18,573.86 : 25,631.82 = 10,076.15 : x
2. Step 2: Convert to fraction form
   18,573.86/25,631.82 = 10,076.15/x
3. Step 3: Cross multiply
   18,573.86x = 25,631.82 × 10,076.15
4. Step 4: Simplify right side
   18,573.86x = 258,269,934.93
5. Step 5: Solve for x
   x = 258,269,934.93/18,573.86
6. Step 6: Final answer
   x = 13,905.03