Finding the Third Proportional to 1,010,888 and 2,198,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,888 : 2,198,920 = 2,198,920 : x
2. Step 2: Convert to fraction form
   1,010,888/2,198,920 = 2,198,920/x
3. Step 3: Cross multiply
   1,010,888x = 2,198,920 × 2,198,920
4. Step 4: Simplify right side
   1,010,888x = 4,835,249,166,400
5. Step 5: Solve for x
   x = 4,835,249,166,400/1,010,888
6. Step 6: Final answer
   x = 4,783,170.01