Finding the Third Proportional to 1,778,483 and 3,902,629

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,483 : 3,902,629 = 3,902,629 : x
2. Step 2: Convert to fraction form
   1,778,483/3,902,629 = 3,902,629/x
3. Step 3: Cross multiply
   1,778,483x = 3,902,629 × 3,902,629
4. Step 4: Simplify right side
   1,778,483x = 15,230,513,111,641
5. Step 5: Solve for x
   x = 15,230,513,111,641/1,778,483
6. Step 6: Final answer
   x = 8,563,766.49