Finding the Third Proportional to 1,504,268 and 3,218,476

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504,268 : 3,218,476 = 3,218,476 : x
2. Step 2: Convert to fraction form
   1,504,268/3,218,476 = 3,218,476/x
3. Step 3: Cross multiply
   1,504,268x = 3,218,476 × 3,218,476
4. Step 4: Simplify right side
   1,504,268x = 10,358,587,762,576
5. Step 5: Solve for x
   x = 10,358,587,762,576/1,504,268
6. Step 6: Final answer
   x = 6,886,131.83