Finding the Third Proportional to 2,289,768 and 3,364,638

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289,768 : 3,364,638 = 3,364,638 : x
2. Step 2: Convert to fraction form
   2,289,768/3,364,638 = 3,364,638/x
3. Step 3: Cross multiply
   2,289,768x = 3,364,638 × 3,364,638
4. Step 4: Simplify right side
   2,289,768x = 11,320,788,871,044
5. Step 5: Solve for x
   x = 11,320,788,871,044/2,289,768
6. Step 6: Final answer
   x = 4,944,076.81