Finding the Fourth Proportional to 18,501.48, 25,531.98 and 10,118.52

Step by Step Solution

1. Step 1: Write the proportion equation
   18,501.48 : 25,531.98 = 10,118.52 : x
2. Step 2: Convert to fraction form
   18,501.48/25,531.98 = 10,118.52/x
3. Step 3: Cross multiply
   18,501.48x = 25,531.98 × 10,118.52
4. Step 4: Simplify right side
   18,501.48x = 258,345,850.27
5. Step 5: Solve for x
   x = 258,345,850.27/18,501.48
6. Step 6: Final answer
   x = 13,963.52