Finding the Third Proportional to 628,743,139,339.50 and 1,367,648,577,864

Step by Step Solution

1. Step 1: Write the proportion equation
   628,743,139,339.50 : 1,367,648,577,864 = 1,367,648,577,864 : x
2. Step 2: Convert to fraction form
   628,743,139,339.50/1,367,648,577,864 = 1,367,648,577,864/x
3. Step 3: Cross multiply
   628,743,139,339.50x = 1,367,648,577,864 × 1,367,648,577,864
4. Step 4: Simplify right side
   628,743,139,339.50x = 1,870,462,632,533,421,696,483,328
5. Step 5: Solve for x
   x = 1,870,462,632,533,421,696,483,328/628,743,139,339.50
6. Step 6: Final answer
   x = 2,974,923,327,987.89