Finding the Third Proportional to 823,876 and 1,780,998

Step by Step Solution

1. Step 1: Write the proportion equation
   823,876 : 1,780,998 = 1,780,998 : x
2. Step 2: Convert to fraction form
   823,876/1,780,998 = 1,780,998/x
3. Step 3: Cross multiply
   823,876x = 1,780,998 × 1,780,998
4. Step 4: Simplify right side
   823,876x = 3,171,953,876,004
5. Step 5: Solve for x
   x = 3,171,953,876,004/823,876
6. Step 6: Final answer
   x = 3,850,037.96