Finding the Third Proportional to 373,842 and 820,062

Step by Step Solution

1. Step 1: Write the proportion equation
   373,842 : 820,062 = 820,062 : x
2. Step 2: Convert to fraction form
   373,842/820,062 = 820,062/x
3. Step 3: Cross multiply
   373,842x = 820,062 × 820,062
4. Step 4: Simplify right side
   373,842x = 672,501,683,844
5. Step 5: Solve for x
   x = 672,501,683,844/373,842
6. Step 6: Final answer
   x = 1,798,892.80