Finding the Third Proportional to 45,679,364,559 and 69,831,968,550

Step by Step Solution

1. Step 1: Write the proportion equation
   45,679,364,559 : 69,831,968,550 = 69,831,968,550 : x
2. Step 2: Convert to fraction form
   45,679,364,559/69,831,968,550 = 69,831,968,550/x
3. Step 3: Cross multiply
   45,679,364,559x = 69,831,968,550 × 69,831,968,550
4. Step 4: Simplify right side
   45,679,364,559x = 4,876,503,831,568,189,489,152
5. Step 5: Solve for x
   x = 4,876,503,831,568,189,489,152/45,679,364,559
6. Step 6: Final answer
   x = 106,755,071,543.73