Finding the Third Proportional to 373,838 and 820,051

Step by Step Solution

1. Step 1: Write the proportion equation
   373,838 : 820,051 = 820,051 : x
2. Step 2: Convert to fraction form
   373,838/820,051 = 820,051/x
3. Step 3: Cross multiply
   373,838x = 820,051 × 820,051
4. Step 4: Simplify right side
   373,838x = 672,483,642,601
5. Step 5: Solve for x
   x = 672,483,642,601/373,838
6. Step 6: Final answer
   x = 1,798,863.79