Finding the Third Proportional to 16,419,403,419 and 35,848,489,980

Step by Step Solution

1. Step 1: Write the proportion equation
   16,419,403,419 : 35,848,489,980 = 35,848,489,980 : x
2. Step 2: Convert to fraction form
   16,419,403,419/35,848,489,980 = 35,848,489,980/x
3. Step 3: Cross multiply
   16,419,403,419x = 35,848,489,980 × 35,848,489,980
4. Step 4: Simplify right side
   16,419,403,419x = 1,285,114,233,846,160,424,960
5. Step 5: Solve for x
   x = 1,285,114,233,846,160,424,960/16,419,403,419
6. Step 6: Final answer
   x = 78,268,022,354.52