Finding the Fourth Proportional to 18,377.42, 25,362.72 and 10,826.12

Step by Step Solution

1. Step 1: Write the proportion equation
   18,377.42 : 25,362.72 = 10,826.12 : x
2. Step 2: Convert to fraction form
   18,377.42/25,362.72 = 10,826.12/x
3. Step 3: Cross multiply
   18,377.42x = 25,362.72 × 10,826.12
4. Step 4: Simplify right side
   18,377.42x = 274,579,850.25
5. Step 5: Solve for x
   x = 274,579,850.25/18,377.42
6. Step 6: Final answer
   x = 14,941.15