Finding the Third Proportional to 1,215,338 and 2,619,082

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215,338 : 2,619,082 = 2,619,082 : x
2. Step 2: Convert to fraction form
   1,215,338/2,619,082 = 2,619,082/x
3. Step 3: Cross multiply
   1,215,338x = 2,619,082 × 2,619,082
4. Step 4: Simplify right side
   1,215,338x = 6,859,590,522,724
5. Step 5: Solve for x
   x = 6,859,590,522,724/1,215,338
6. Step 6: Final answer
   x = 5,644,183.37