Finding the Third Proportional to 770,314 and 1,126,945

Step by Step Solution

1. Step 1: Write the proportion equation
   770,314 : 1,126,945 = 1,126,945 : x
2. Step 2: Convert to fraction form
   770,314/1,126,945 = 1,126,945/x
3. Step 3: Cross multiply
   770,314x = 1,126,945 × 1,126,945
4. Step 4: Simplify right side
   770,314x = 1,270,005,033,025
5. Step 5: Solve for x
   x = 1,270,005,033,025/770,314
6. Step 6: Final answer
   x = 1,648,684.86