Finding the Third Proportional to 770,538 and 1,022,418

Step by Step Solution

1. Step 1: Write the proportion equation
   770,538 : 1,022,418 = 1,022,418 : x
2. Step 2: Convert to fraction form
   770,538/1,022,418 = 1,022,418/x
3. Step 3: Cross multiply
   770,538x = 1,022,418 × 1,022,418
4. Step 4: Simplify right side
   770,538x = 1,045,338,566,724
5. Step 5: Solve for x
   x = 1,045,338,566,724/770,538
6. Step 6: Final answer
   x = 1,356,634.67