Finding the Third Proportional to 1,236,336 and 2,605,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,336 : 2,605,510 = 2,605,510 : x
2. Step 2: Convert to fraction form
   1,236,336/2,605,510 = 2,605,510/x
3. Step 3: Cross multiply
   1,236,336x = 2,605,510 × 2,605,510
4. Step 4: Simplify right side
   1,236,336x = 6,788,682,360,100
5. Step 5: Solve for x
   x = 6,788,682,360,100/1,236,336
6. Step 6: Final answer
   x = 5,490,968.77