Finding the Third Proportional to 2,409,705 and 3,212,580

Step by Step Solution

1. Step 1: Write the proportion equation
   2,409,705 : 3,212,580 = 3,212,580 : x
2. Step 2: Convert to fraction form
   2,409,705/3,212,580 = 3,212,580/x
3. Step 3: Cross multiply
   2,409,705x = 3,212,580 × 3,212,580
4. Step 4: Simplify right side
   2,409,705x = 10,320,670,256,400
5. Step 5: Solve for x
   x = 10,320,670,256,400/2,409,705
6. Step 6: Final answer
   x = 4,282,960.05