Finding the Third Proportional to 2,221,852 and 3,318,242

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221,852 : 3,318,242 = 3,318,242 : x
2. Step 2: Convert to fraction form
   2,221,852/3,318,242 = 3,318,242/x
3. Step 3: Cross multiply
   2,221,852x = 3,318,242 × 3,318,242
4. Step 4: Simplify right side
   2,221,852x = 11,010,729,970,564
5. Step 5: Solve for x
   x = 11,010,729,970,564/2,221,852
6. Step 6: Final answer
   x = 4,955,654.10