Finding the Third Proportional to 2,180,223 and 3,346,605

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,223 : 3,346,605 = 3,346,605 : x
2. Step 2: Convert to fraction form
   2,180,223/3,346,605 = 3,346,605/x
3. Step 3: Cross multiply
   2,180,223x = 3,346,605 × 3,346,605
4. Step 4: Simplify right side
   2,180,223x = 11,199,765,026,025
5. Step 5: Solve for x
   x = 11,199,765,026,025/2,180,223
6. Step 6: Final answer
   x = 5,136,981.41