Finding the Third Proportional to 1,010,838 and 2,198,823

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,838 : 2,198,823 = 2,198,823 : x
2. Step 2: Convert to fraction form
   1,010,838/2,198,823 = 2,198,823/x
3. Step 3: Cross multiply
   1,010,838x = 2,198,823 × 2,198,823
4. Step 4: Simplify right side
   1,010,838x = 4,834,822,585,329
5. Step 5: Solve for x
   x = 4,834,822,585,329/1,010,838
6. Step 6: Final answer
   x = 4,782,984.60