Finding the Third Proportional to 835,641 and 1,820,961

Step by Step Solution

1. Step 1: Write the proportion equation
   835,641 : 1,820,961 = 1,820,961 : x
2. Step 2: Convert to fraction form
   835,641/1,820,961 = 1,820,961/x
3. Step 3: Cross multiply
   835,641x = 1,820,961 × 1,820,961
4. Step 4: Simplify right side
   835,641x = 3,315,898,963,521
5. Step 5: Solve for x
   x = 3,315,898,963,521/835,641
6. Step 6: Final answer
   x = 3,968,090.32