Finding the Third Proportional to 375,638 and 835,262

Step by Step Solution

1. Step 1: Write the proportion equation
   375,638 : 835,262 = 835,262 : x
2. Step 2: Convert to fraction form
   375,638/835,262 = 835,262/x
3. Step 3: Cross multiply
   375,638x = 835,262 × 835,262
4. Step 4: Simplify right side
   375,638x = 697,662,608,644
5. Step 5: Solve for x
   x = 697,662,608,644/375,638
6. Step 6: Final answer
   x = 1,857,273.78