Finding the Third Proportional to 1,229,022 and 2,556,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,229,022 : 2,556,144 = 2,556,144 : x
2. Step 2: Convert to fraction form
   1,229,022/2,556,144 = 2,556,144/x
3. Step 3: Cross multiply
   1,229,022x = 2,556,144 × 2,556,144
4. Step 4: Simplify right side
   1,229,022x = 6,533,872,148,736
5. Step 5: Solve for x
   x = 6,533,872,148,736/1,229,022
6. Step 6: Final answer
   x = 5,316,318.30