Finding the Third Proportional to 383,262 and 806,250

Step by Step Solution

1. Step 1: Write the proportion equation
   383,262 : 806,250 = 806,250 : x
2. Step 2: Convert to fraction form
   383,262/806,250 = 806,250/x
3. Step 3: Cross multiply
   383,262x = 806,250 × 806,250
4. Step 4: Simplify right side
   383,262x = 650,039,062,500
5. Step 5: Solve for x
   x = 650,039,062,500/383,262
6. Step 6: Final answer
   x = 1,696,069.69