Finding the Third Proportional to 774,018 and 1,172,704

Step by Step Solution

1. Step 1: Write the proportion equation
   774,018 : 1,172,704 = 1,172,704 : x
2. Step 2: Convert to fraction form
   774,018/1,172,704 = 1,172,704/x
3. Step 3: Cross multiply
   774,018x = 1,172,704 × 1,172,704
4. Step 4: Simplify right side
   774,018x = 1,375,234,671,616
5. Step 5: Solve for x
   x = 1,375,234,671,616/774,018
6. Step 6: Final answer
   x = 1,776,747.66