Finding the Third Proportional to 1,811,606 and 3,948,751

Step by Step Solution

1. Step 1: Write the proportion equation
   1,811,606 : 3,948,751 = 3,948,751 : x
2. Step 2: Convert to fraction form
   1,811,606/3,948,751 = 3,948,751/x
3. Step 3: Cross multiply
   1,811,606x = 3,948,751 × 3,948,751
4. Step 4: Simplify right side
   1,811,606x = 15,592,634,460,001
5. Step 5: Solve for x
   x = 15,592,634,460,001/1,811,606
6. Step 6: Final answer
   x = 8,607,078.17