Finding the Third Proportional to 777,008 and 1,200,018

Step by Step Solution

1. Step 1: Write the proportion equation
   777,008 : 1,200,018 = 1,200,018 : x
2. Step 2: Convert to fraction form
   777,008/1,200,018 = 1,200,018/x
3. Step 3: Cross multiply
   777,008x = 1,200,018 × 1,200,018
4. Step 4: Simplify right side
   777,008x = 1,440,043,200,324
5. Step 5: Solve for x
   x = 1,440,043,200,324/777,008
6. Step 6: Final answer
   x = 1,853,318.37