Finding the Third Proportional to 807,488 and 1,698,616

Step by Step Solution

1. Step 1: Write the proportion equation
   807,488 : 1,698,616 = 1,698,616 : x
2. Step 2: Convert to fraction form
   807,488/1,698,616 = 1,698,616/x
3. Step 3: Cross multiply
   807,488x = 1,698,616 × 1,698,616
4. Step 4: Simplify right side
   807,488x = 2,885,296,315,456
5. Step 5: Solve for x
   x = 2,885,296,315,456/807,488
6. Step 6: Final answer
   x = 3,573,175.47