Finding the Third Proportional to 146,568 and 300,888

Step by Step Solution

1. Step 1: Write the proportion equation
   146,568 : 300,888 = 300,888 : x
2. Step 2: Convert to fraction form
   146,568/300,888 = 300,888/x
3. Step 3: Cross multiply
   146,568x = 300,888 × 300,888
4. Step 4: Simplify right side
   146,568x = 90,533,588,544
5. Step 5: Solve for x
   x = 90,533,588,544/146,568
6. Step 6: Final answer
   x = 617,690.00