Finding the Third Proportional to 809,844 and 1,771,770

Step by Step Solution

1. Step 1: Write the proportion equation
   809,844 : 1,771,770 = 1,771,770 : x
2. Step 2: Convert to fraction form
   809,844/1,771,770 = 1,771,770/x
3. Step 3: Cross multiply
   809,844x = 1,771,770 × 1,771,770
4. Step 4: Simplify right side
   809,844x = 3,139,168,932,900
5. Step 5: Solve for x
   x = 3,139,168,932,900/809,844
6. Step 6: Final answer
   x = 3,876,263.74