Finding the Third Proportional to 1,233,666 and 2,855,769

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233,666 : 2,855,769 = 2,855,769 : x
2. Step 2: Convert to fraction form
   1,233,666/2,855,769 = 2,855,769/x
3. Step 3: Cross multiply
   1,233,666x = 2,855,769 × 2,855,769
4. Step 4: Simplify right side
   1,233,666x = 8,155,416,581,361
5. Step 5: Solve for x
   x = 8,155,416,581,361/1,233,666
6. Step 6: Final answer
   x = 6,610,716.82