Finding the Third Proportional to 1,121,806 and 1,682,284

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,806 : 1,682,284 = 1,682,284 : x
2. Step 2: Convert to fraction form
   1,121,806/1,682,284 = 1,682,284/x
3. Step 3: Cross multiply
   1,121,806x = 1,682,284 × 1,682,284
4. Step 4: Simplify right side
   1,121,806x = 2,830,079,456,656
5. Step 5: Solve for x
   x = 2,830,079,456,656/1,121,806
6. Step 6: Final answer
   x = 2,522,788.66