Finding the Third Proportional to 1,505,206 and 3,216,476

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505,206 : 3,216,476 = 3,216,476 : x
2. Step 2: Convert to fraction form
   1,505,206/3,216,476 = 3,216,476/x
3. Step 3: Cross multiply
   1,505,206x = 3,216,476 × 3,216,476
4. Step 4: Simplify right side
   1,505,206x = 10,345,717,858,576
5. Step 5: Solve for x
   x = 10,345,717,858,576/1,505,206
6. Step 6: Final answer
   x = 6,873,290.34