Finding the Third Proportional to 2,144,238 and 3,317,121

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144,238 : 3,317,121 = 3,317,121 : x
2. Step 2: Convert to fraction form
   2,144,238/3,317,121 = 3,317,121/x
3. Step 3: Cross multiply
   2,144,238x = 3,317,121 × 3,317,121
4. Step 4: Simplify right side
   2,144,238x = 11,003,291,728,641
5. Step 5: Solve for x
   x = 11,003,291,728,641/2,144,238
6. Step 6: Final answer
   x = 5,131,562.69