Finding the Third Proportional to 1,355,970 and 3,009,318

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,970 : 3,009,318 = 3,009,318 : x
2. Step 2: Convert to fraction form
   1,355,970/3,009,318 = 3,009,318/x
3. Step 3: Cross multiply
   1,355,970x = 3,009,318 × 3,009,318
4. Step 4: Simplify right side
   1,355,970x = 9,055,994,825,124
5. Step 5: Solve for x
   x = 9,055,994,825,124/1,355,970
6. Step 6: Final answer
   x = 6,678,610.02