Finding the Third Proportional to 1,020,814 and 2,236,999

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,814 : 2,236,999 = 2,236,999 : x
2. Step 2: Convert to fraction form
   1,020,814/2,236,999 = 2,236,999/x
3. Step 3: Cross multiply
   1,020,814x = 2,236,999 × 2,236,999
4. Step 4: Simplify right side
   1,020,814x = 5,004,164,526,001
5. Step 5: Solve for x
   x = 5,004,164,526,001/1,020,814
6. Step 6: Final answer
   x = 4,902,131.56