Finding the Third Proportional to 770,514 and 1,022,661

Step by Step Solution

1. Step 1: Write the proportion equation
   770,514 : 1,022,661 = 1,022,661 : x
2. Step 2: Convert to fraction form
   770,514/1,022,661 = 1,022,661/x
3. Step 3: Cross multiply
   770,514x = 1,022,661 × 1,022,661
4. Step 4: Simplify right side
   770,514x = 1,045,835,520,921
5. Step 5: Solve for x
   x = 1,045,835,520,921/770,514
6. Step 6: Final answer
   x = 1,357,321.89