Finding the Third Proportional to 1,281,435 and 2,818,668

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,435 : 2,818,668 = 2,818,668 : x
2. Step 2: Convert to fraction form
   1,281,435/2,818,668 = 2,818,668/x
3. Step 3: Cross multiply
   1,281,435x = 2,818,668 × 2,818,668
4. Step 4: Simplify right side
   1,281,435x = 7,944,889,294,224
5. Step 5: Solve for x
   x = 7,944,889,294,224/1,281,435
6. Step 6: Final answer
   x = 6,199,993.99