Finding the Third Proportional to 861,066 and 1,182,011

Step by Step Solution

1. Step 1: Write the proportion equation
   861,066 : 1,182,011 = 1,182,011 : x
2. Step 2: Convert to fraction form
   861,066/1,182,011 = 1,182,011/x
3. Step 3: Cross multiply
   861,066x = 1,182,011 × 1,182,011
4. Step 4: Simplify right side
   861,066x = 1,397,150,004,121
5. Step 5: Solve for x
   x = 1,397,150,004,121/861,066
6. Step 6: Final answer
   x = 1,622,581.78