Finding the Third Proportional to 606,690 and 1,320,084

Step by Step Solution

1. Step 1: Write the proportion equation
   606,690 : 1,320,084 = 1,320,084 : x
2. Step 2: Convert to fraction form
   606,690/1,320,084 = 1,320,084/x
3. Step 3: Cross multiply
   606,690x = 1,320,084 × 1,320,084
4. Step 4: Simplify right side
   606,690x = 1,742,621,767,056
5. Step 5: Solve for x
   x = 1,742,621,767,056/606,690
6. Step 6: Final answer
   x = 2,872,342.99