Finding the Third Proportional to 1,223,453 and 1,799,479

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,453 : 1,799,479 = 1,799,479 : x
2. Step 2: Convert to fraction form
   1,223,453/1,799,479 = 1,799,479/x
3. Step 3: Cross multiply
   1,223,453x = 1,799,479 × 1,799,479
4. Step 4: Simplify right side
   1,223,453x = 3,238,124,671,441
5. Step 5: Solve for x
   x = 3,238,124,671,441/1,223,453
6. Step 6: Final answer
   x = 2,646,709.49