Finding the Third Proportional to 770,530 and 1,022,406

Step by Step Solution

1. Step 1: Write the proportion equation
   770,530 : 1,022,406 = 1,022,406 : x
2. Step 2: Convert to fraction form
   770,530/1,022,406 = 1,022,406/x
3. Step 3: Cross multiply
   770,530x = 1,022,406 × 1,022,406
4. Step 4: Simplify right side
   770,530x = 1,045,314,028,836
5. Step 5: Solve for x
   x = 1,045,314,028,836/770,530
6. Step 6: Final answer
   x = 1,356,616.91