Finding the Third Proportional to 4,121,268 and 8,951,884

Step by Step Solution

1. Step 1: Write the proportion equation
   4,121,268 : 8,951,884 = 8,951,884 : x
2. Step 2: Convert to fraction form
   4,121,268/8,951,884 = 8,951,884/x
3. Step 3: Cross multiply
   4,121,268x = 8,951,884 × 8,951,884
4. Step 4: Simplify right side
   4,121,268x = 80,136,227,149,456
5. Step 5: Solve for x
   x = 80,136,227,149,456/4,121,268
6. Step 6: Final answer
   x = 19,444,556.18