Finding the Third Proportional to 245,858 and 500,736

Step by Step Solution

1. Step 1: Write the proportion equation
   245,858 : 500,736 = 500,736 : x
2. Step 2: Convert to fraction form
   245,858/500,736 = 500,736/x
3. Step 3: Cross multiply
   245,858x = 500,736 × 500,736
4. Step 4: Simplify right side
   245,858x = 250,736,541,696
5. Step 5: Solve for x
   x = 250,736,541,696/245,858
6. Step 6: Final answer
   x = 1,019,842.92