Finding the Third Proportional to 250,007 and 381,162

Step by Step Solution

1. Step 1: Write the proportion equation
   250,007 : 381,162 = 381,162 : x
2. Step 2: Convert to fraction form
   250,007/381,162 = 381,162/x
3. Step 3: Cross multiply
   250,007x = 381,162 × 381,162
4. Step 4: Simplify right side
   250,007x = 145,284,470,244
5. Step 5: Solve for x
   x = 145,284,470,244/250,007
6. Step 6: Final answer
   x = 581,121.61