Finding the Third Proportional to 105,296 and 248,568

Step by Step Solution

1. Step 1: Write the proportion equation
   105,296 : 248,568 = 248,568 : x
2. Step 2: Convert to fraction form
   105,296/248,568 = 248,568/x
3. Step 3: Cross multiply
   105,296x = 248,568 × 248,568
4. Step 4: Simplify right side
   105,296x = 61,786,050,624
5. Step 5: Solve for x
   x = 61,786,050,624/105,296
6. Step 6: Final answer
   x = 586,784.40