Finding the Third Proportional to 1,073,870 and 2,315,786

Step by Step Solution

1. Step 1: Write the proportion equation
   1,073,870 : 2,315,786 = 2,315,786 : x
2. Step 2: Convert to fraction form
   1,073,870/2,315,786 = 2,315,786/x
3. Step 3: Cross multiply
   1,073,870x = 2,315,786 × 2,315,786
4. Step 4: Simplify right side
   1,073,870x = 5,362,864,797,796
5. Step 5: Solve for x
   x = 5,362,864,797,796/1,073,870
6. Step 6: Final answer
   x = 4,993,960.91