Finding the Third Proportional to 1,221,363 and 1,796,503

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,363 : 1,796,503 = 1,796,503 : x
2. Step 2: Convert to fraction form
   1,221,363/1,796,503 = 1,796,503/x
3. Step 3: Cross multiply
   1,221,363x = 1,796,503 × 1,796,503
4. Step 4: Simplify right side
   1,221,363x = 3,227,423,029,009
5. Step 5: Solve for x
   x = 3,227,423,029,009/1,221,363
6. Step 6: Final answer
   x = 2,642,476.50