Finding the Third Proportional to 838,494 and 1,809,756

Step by Step Solution

1. Step 1: Write the proportion equation
   838,494 : 1,809,756 = 1,809,756 : x
2. Step 2: Convert to fraction form
   838,494/1,809,756 = 1,809,756/x
3. Step 3: Cross multiply
   838,494x = 1,809,756 × 1,809,756
4. Step 4: Simplify right side
   838,494x = 3,275,216,779,536
5. Step 5: Solve for x
   x = 3,275,216,779,536/838,494
6. Step 6: Final answer
   x = 3,906,070.62