Finding the Third Proportional to 470,220 and 1,109,828

Step by Step Solution

1. Step 1: Write the proportion equation
   470,220 : 1,109,828 = 1,109,828 : x
2. Step 2: Convert to fraction form
   470,220/1,109,828 = 1,109,828/x
3. Step 3: Cross multiply
   470,220x = 1,109,828 × 1,109,828
4. Step 4: Simplify right side
   470,220x = 1,231,718,189,584
5. Step 5: Solve for x
   x = 1,231,718,189,584/470,220
6. Step 6: Final answer
   x = 2,619,450.87