Finding the Third Proportional to 1,165,716 and 2,508,579

Step by Step Solution

1. Step 1: Write the proportion equation
   1,165,716 : 2,508,579 = 2,508,579 : x
2. Step 2: Convert to fraction form
   1,165,716/2,508,579 = 2,508,579/x
3. Step 3: Cross multiply
   1,165,716x = 2,508,579 × 2,508,579
4. Step 4: Simplify right side
   1,165,716x = 6,292,968,599,241
5. Step 5: Solve for x
   x = 6,292,968,599,241/1,165,716
6. Step 6: Final answer
   x = 5,398,371.99