Finding the Fourth Proportional to 18,647.83, 25,734.56 and 10,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,647.83 : 25,734.56 = 10,150.50 : x
2. Step 2: Convert to fraction form
   18,647.83/25,734.56 = 10,150.50/x
3. Step 3: Cross multiply
   18,647.83x = 25,734.56 × 10,150.50
4. Step 4: Simplify right side
   18,647.83x = 261,218,697.03
5. Step 5: Solve for x
   x = 261,218,697.03/18,647.83
6. Step 6: Final answer
   x = 14,007.99