Finding the Third Proportional to 1,021,588 and 2,242,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,588 : 2,242,436 = 2,242,436 : x
2. Step 2: Convert to fraction form
   1,021,588/2,242,436 = 2,242,436/x
3. Step 3: Cross multiply
   1,021,588x = 2,242,436 × 2,242,436
4. Step 4: Simplify right side
   1,021,588x = 5,028,519,214,096
5. Step 5: Solve for x
   x = 5,028,519,214,096/1,021,588
6. Step 6: Final answer
   x = 4,922,257.52