Finding the Third Proportional to 1,236,605 and 2,712,322

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,605 : 2,712,322 = 2,712,322 : x
2. Step 2: Convert to fraction form
   1,236,605/2,712,322 = 2,712,322/x
3. Step 3: Cross multiply
   1,236,605x = 2,712,322 × 2,712,322
4. Step 4: Simplify right side
   1,236,605x = 7,356,690,631,684
5. Step 5: Solve for x
   x = 7,356,690,631,684/1,236,605
6. Step 6: Final answer
   x = 5,949,103.09