Finding the Third Proportional to 485,450 and 1,064,212

Step by Step Solution

1. Step 1: Write the proportion equation
   485,450 : 1,064,212 = 1,064,212 : x
2. Step 2: Convert to fraction form
   485,450/1,064,212 = 1,064,212/x
3. Step 3: Cross multiply
   485,450x = 1,064,212 × 1,064,212
4. Step 4: Simplify right side
   485,450x = 1,132,547,180,944
5. Step 5: Solve for x
   x = 1,132,547,180,944/485,450
6. Step 6: Final answer
   x = 2,332,984.20