Finding the Third Proportional to 2,203,710 and 3,121,036

Step by Step Solution

1. Step 1: Write the proportion equation
   2,203,710 : 3,121,036 = 3,121,036 : x
2. Step 2: Convert to fraction form
   2,203,710/3,121,036 = 3,121,036/x
3. Step 3: Cross multiply
   2,203,710x = 3,121,036 × 3,121,036
4. Step 4: Simplify right side
   2,203,710x = 9,740,865,713,296
5. Step 5: Solve for x
   x = 9,740,865,713,296/2,203,710
6. Step 6: Final answer
   x = 4,420,212.15