Finding the Third Proportional to 835,684 and 1,291,863

Step by Step Solution

1. Step 1: Write the proportion equation
   835,684 : 1,291,863 = 1,291,863 : x
2. Step 2: Convert to fraction form
   835,684/1,291,863 = 1,291,863/x
3. Step 3: Cross multiply
   835,684x = 1,291,863 × 1,291,863
4. Step 4: Simplify right side
   835,684x = 1,668,910,010,769
5. Step 5: Solve for x
   x = 1,668,910,010,769/835,684
6. Step 6: Final answer
   x = 1,997,058.71