Finding the Third Proportional to 770,529 and 1,022,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   770,529 : 1,022,404.50 = 1,022,404.50 : x
2. Step 2: Convert to fraction form
   770,529/1,022,404.50 = 1,022,404.50/x
3. Step 3: Cross multiply
   770,529x = 1,022,404.50 × 1,022,404.50
4. Step 4: Simplify right side
   770,529x = 1,045,310,961,620.25
5. Step 5: Solve for x
   x = 1,045,310,961,620.25/770,529
6. Step 6: Final answer
   x = 1,356,614.69