Finding the Third Proportional to 774,102 and 1,172,830

Step by Step Solution

1. Step 1: Write the proportion equation
   774,102 : 1,172,830 = 1,172,830 : x
2. Step 2: Convert to fraction form
   774,102/1,172,830 = 1,172,830/x
3. Step 3: Cross multiply
   774,102x = 1,172,830 × 1,172,830
4. Step 4: Simplify right side
   774,102x = 1,375,530,208,900
5. Step 5: Solve for x
   x = 1,375,530,208,900/774,102
6. Step 6: Final answer
   x = 1,776,936.64