Finding the Third Proportional to 1,718,914 and 3,642,731

Step by Step Solution

1. Step 1: Write the proportion equation
   1,718,914 : 3,642,731 = 3,642,731 : x
2. Step 2: Convert to fraction form
   1,718,914/3,642,731 = 3,642,731/x
3. Step 3: Cross multiply
   1,718,914x = 3,642,731 × 3,642,731
4. Step 4: Simplify right side
   1,718,914x = 13,269,489,138,361
5. Step 5: Solve for x
   x = 13,269,489,138,361/1,718,914
6. Step 6: Final answer
   x = 7,719,693.45