Finding the Third Proportional to 1,503,678 and 3,256,668

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,678 : 3,256,668 = 3,256,668 : x
2. Step 2: Convert to fraction form
   1,503,678/3,256,668 = 3,256,668/x
3. Step 3: Cross multiply
   1,503,678x = 3,256,668 × 3,256,668
4. Step 4: Simplify right side
   1,503,678x = 10,605,886,462,224
5. Step 5: Solve for x
   x = 10,605,886,462,224/1,503,678
6. Step 6: Final answer
   x = 7,053,296.29