Finding the Third Proportional to 1,212,628 and 2,020,926

Step by Step Solution

1. Step 1: Write the proportion equation
   1,212,628 : 2,020,926 = 2,020,926 : x
2. Step 2: Convert to fraction form
   1,212,628/2,020,926 = 2,020,926/x
3. Step 3: Cross multiply
   1,212,628x = 2,020,926 × 2,020,926
4. Step 4: Simplify right side
   1,212,628x = 4,084,141,897,476
5. Step 5: Solve for x
   x = 4,084,141,897,476/1,212,628
6. Step 6: Final answer
   x = 3,368,008.90