Finding the Fourth Proportional to 18,427.83, 25,433.72 and 10,873.72

Step by Step Solution

1. Step 1: Write the proportion equation
   18,427.83 : 25,433.72 = 10,873.72 : x
2. Step 2: Convert to fraction form
   18,427.83/25,433.72 = 10,873.72/x
3. Step 3: Cross multiply
   18,427.83x = 25,433.72 × 10,873.72
4. Step 4: Simplify right side
   18,427.83x = 276,559,149.84
5. Step 5: Solve for x
   x = 276,559,149.84/18,427.83
6. Step 6: Final answer
   x = 15,007.69