Finding the Third Proportional to 1,016,828 and 2,210,720

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016,828 : 2,210,720 = 2,210,720 : x
2. Step 2: Convert to fraction form
   1,016,828/2,210,720 = 2,210,720/x
3. Step 3: Cross multiply
   1,016,828x = 2,210,720 × 2,210,720
4. Step 4: Simplify right side
   1,016,828x = 4,887,282,918,400
5. Step 5: Solve for x
   x = 4,887,282,918,400/1,016,828
6. Step 6: Final answer
   x = 4,806,400.81