Finding the Third Proportional to 850,856 and 1,317,310

Step by Step Solution

1. Step 1: Write the proportion equation
   850,856 : 1,317,310 = 1,317,310 : x
2. Step 2: Convert to fraction form
   850,856/1,317,310 = 1,317,310/x
3. Step 3: Cross multiply
   850,856x = 1,317,310 × 1,317,310
4. Step 4: Simplify right side
   850,856x = 1,735,305,636,100
5. Step 5: Solve for x
   x = 1,735,305,636,100/850,856
6. Step 6: Final answer
   x = 2,039,482.16