Finding the Third Proportional to 636,368 and 1,372,314

Step by Step Solution

1. Step 1: Write the proportion equation
   636,368 : 1,372,314 = 1,372,314 : x
2. Step 2: Convert to fraction form
   636,368/1,372,314 = 1,372,314/x
3. Step 3: Cross multiply
   636,368x = 1,372,314 × 1,372,314
4. Step 4: Simplify right side
   636,368x = 1,883,245,714,596
5. Step 5: Solve for x
   x = 1,883,245,714,596/636,368
6. Step 6: Final answer
   x = 2,959,365.83