Finding the Third Proportional to 3,018,276 and 4,486,401

Step by Step Solution

1. Step 1: Write the proportion equation
   3,018,276 : 4,486,401 = 4,486,401 : x
2. Step 2: Convert to fraction form
   3,018,276/4,486,401 = 4,486,401/x
3. Step 3: Cross multiply
   3,018,276x = 4,486,401 × 4,486,401
4. Step 4: Simplify right side
   3,018,276x = 20,127,793,932,801
5. Step 5: Solve for x
   x = 20,127,793,932,801/3,018,276
6. Step 6: Final answer
   x = 6,668,639.29