Finding the Third Proportional to 1,030,809 and 2,090,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030,809 : 2,090,616 = 2,090,616 : x
2. Step 2: Convert to fraction form
   1,030,809/2,090,616 = 2,090,616/x
3. Step 3: Cross multiply
   1,030,809x = 2,090,616 × 2,090,616
4. Step 4: Simplify right side
   1,030,809x = 4,370,675,259,456
5. Step 5: Solve for x
   x = 4,370,675,259,456/1,030,809
6. Step 6: Final answer
   x = 4,240,043.75