Finding the Third Proportional to 2,157,786 and 3,242,214

Step by Step Solution

1. Step 1: Write the proportion equation
   2,157,786 : 3,242,214 = 3,242,214 : x
2. Step 2: Convert to fraction form
   2,157,786/3,242,214 = 3,242,214/x
3. Step 3: Cross multiply
   2,157,786x = 3,242,214 × 3,242,214
4. Step 4: Simplify right side
   2,157,786x = 10,511,951,621,796
5. Step 5: Solve for x
   x = 10,511,951,621,796/2,157,786
6. Step 6: Final answer
   x = 4,871,637.70