Finding the Third Proportional to 1,205,562 and 1,637,259

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,562 : 1,637,259 = 1,637,259 : x
2. Step 2: Convert to fraction form
   1,205,562/1,637,259 = 1,637,259/x
3. Step 3: Cross multiply
   1,205,562x = 1,637,259 × 1,637,259
4. Step 4: Simplify right side
   1,205,562x = 2,680,617,033,081
5. Step 5: Solve for x
   x = 2,680,617,033,081/1,205,562
6. Step 6: Final answer
   x = 2,223,541.41