Finding the Third Proportional to 1,236,448 and 2,636,204

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,448 : 2,636,204 = 2,636,204 : x
2. Step 2: Convert to fraction form
   1,236,448/2,636,204 = 2,636,204/x
3. Step 3: Cross multiply
   1,236,448x = 2,636,204 × 2,636,204
4. Step 4: Simplify right side
   1,236,448x = 6,949,571,529,616
5. Step 5: Solve for x
   x = 6,949,571,529,616/1,236,448
6. Step 6: Final answer
   x = 5,620,593.45