Finding the Third Proportional to 682,911 and 1,475,240

Step by Step Solution

1. Step 1: Write the proportion equation
   682,911 : 1,475,240 = 1,475,240 : x
2. Step 2: Convert to fraction form
   682,911/1,475,240 = 1,475,240/x
3. Step 3: Cross multiply
   682,911x = 1,475,240 × 1,475,240
4. Step 4: Simplify right side
   682,911x = 2,176,333,057,600
5. Step 5: Solve for x
   x = 2,176,333,057,600/682,911
6. Step 6: Final answer
   x = 3,186,847.27