Finding the Third Proportional to 366,978 and 773,852

Step by Step Solution

1. Step 1: Write the proportion equation
   366,978 : 773,852 = 773,852 : x
2. Step 2: Convert to fraction form
   366,978/773,852 = 773,852/x
3. Step 3: Cross multiply
   366,978x = 773,852 × 773,852
4. Step 4: Simplify right side
   366,978x = 598,846,917,904
5. Step 5: Solve for x
   x = 598,846,917,904/366,978
6. Step 6: Final answer
   x = 1,631,833.29