Finding the Third Proportional to 139,109,052,212 and 301,317,325,918

Step by Step Solution

1. Step 1: Write the proportion equation
   139,109,052,212 : 301,317,325,918 = 301,317,325,918 : x
2. Step 2: Convert to fraction form
   139,109,052,212/301,317,325,918 = 301,317,325,918/x
3. Step 3: Cross multiply
   139,109,052,212x = 301,317,325,918 × 301,317,325,918
4. Step 4: Simplify right side
   139,109,052,212x = 90,792,130,898,374,242,074,624
5. Step 5: Solve for x
   x = 90,792,130,898,374,242,074,624/139,109,052,212
6. Step 6: Final answer
   x = 652,668,747,681.56