Finding the Third Proportional to 1,778,446 and 3,902,552

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,446 : 3,902,552 = 3,902,552 : x
2. Step 2: Convert to fraction form
   1,778,446/3,902,552 = 3,902,552/x
3. Step 3: Cross multiply
   1,778,446x = 3,902,552 × 3,902,552
4. Step 4: Simplify right side
   1,778,446x = 15,229,912,112,704
5. Step 5: Solve for x
   x = 15,229,912,112,704/1,778,446
6. Step 6: Final answer
   x = 8,563,606.72