Finding the Third Proportional to 685,953 and 1,507,662

Step by Step Solution

1. Step 1: Write the proportion equation
   685,953 : 1,507,662 = 1,507,662 : x
2. Step 2: Convert to fraction form
   685,953/1,507,662 = 1,507,662/x
3. Step 3: Cross multiply
   685,953x = 1,507,662 × 1,507,662
4. Step 4: Simplify right side
   685,953x = 2,273,044,706,244
5. Step 5: Solve for x
   x = 2,273,044,706,244/685,953
6. Step 6: Final answer
   x = 3,313,703.28