Finding the Third Proportional to 822,666 and 1,802,900

Step by Step Solution

1. Step 1: Write the proportion equation
   822,666 : 1,802,900 = 1,802,900 : x
2. Step 2: Convert to fraction form
   822,666/1,802,900 = 1,802,900/x
3. Step 3: Cross multiply
   822,666x = 1,802,900 × 1,802,900
4. Step 4: Simplify right side
   822,666x = 3,250,448,410,000
5. Step 5: Solve for x
   x = 3,250,448,410,000/822,666
6. Step 6: Final answer
   x = 3,951,115.53