Finding the Third Proportional to 823,698 and 1,804,860

Step by Step Solution

1. Step 1: Write the proportion equation
   823,698 : 1,804,860 = 1,804,860 : x
2. Step 2: Convert to fraction form
   823,698/1,804,860 = 1,804,860/x
3. Step 3: Cross multiply
   823,698x = 1,804,860 × 1,804,860
4. Step 4: Simplify right side
   823,698x = 3,257,519,619,600
5. Step 5: Solve for x
   x = 3,257,519,619,600/823,698
6. Step 6: Final answer
   x = 3,954,749.94