Finding the Third Proportional to 4,641,719 and 9,968,968

Step by Step Solution

1. Step 1: Write the proportion equation
   4,641,719 : 9,968,968 = 9,968,968 : x
2. Step 2: Convert to fraction form
   4,641,719/9,968,968 = 9,968,968/x
3. Step 3: Cross multiply
   4,641,719x = 9,968,968 × 9,968,968
4. Step 4: Simplify right side
   4,641,719x = 99,380,322,985,024
5. Step 5: Solve for x
   x = 99,380,322,985,024/4,641,719
6. Step 6: Final answer
   x = 21,410,241.12