Finding the Third Proportional to 80,551,855,299 and 126,362,089,968

Step by Step Solution

1. Step 1: Write the proportion equation
   80,551,855,299 : 126,362,089,968 = 126,362,089,968 : x
2. Step 2: Convert to fraction form
   80,551,855,299/126,362,089,968 = 126,362,089,968/x
3. Step 3: Cross multiply
   80,551,855,299x = 126,362,089,968 × 126,362,089,968
4. Step 4: Simplify right side
   80,551,855,299x = 15,967,377,781,080,926,978,048
5. Step 5: Solve for x
   x = 15,967,377,781,080,926,978,048/80,551,855,299
6. Step 6: Final answer
   x = 198,224,829,481.73