Finding the Third Proportional to 373,863 and 820,104

Step by Step Solution

1. Step 1: Write the proportion equation
   373,863 : 820,104 = 820,104 : x
2. Step 2: Convert to fraction form
   373,863/820,104 = 820,104/x
3. Step 3: Cross multiply
   373,863x = 820,104 × 820,104
4. Step 4: Simplify right side
   373,863x = 672,570,570,816
5. Step 5: Solve for x
   x = 672,570,570,816/373,863
6. Step 6: Final answer
   x = 1,798,976.02