Finding the Third Proportional to 612,969,456 and 1,361,987,808

Step by Step Solution

1. Step 1: Write the proportion equation
   612,969,456 : 1,361,987,808 = 1,361,987,808 : x
2. Step 2: Convert to fraction form
   612,969,456/1,361,987,808 = 1,361,987,808/x
3. Step 3: Cross multiply
   612,969,456x = 1,361,987,808 × 1,361,987,808
4. Step 4: Simplify right side
   612,969,456x = 1,855,010,789,140,644,864
5. Step 5: Solve for x
   x = 1,855,010,789,140,644,864/612,969,456
6. Step 6: Final answer
   x = 3,026,269,532.65