Finding the Third Proportional to 1,677,736 and 2,668,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677,736 : 2,668,620 = 2,668,620 : x
2. Step 2: Convert to fraction form
   1,677,736/2,668,620 = 2,668,620/x
3. Step 3: Cross multiply
   1,677,736x = 2,668,620 × 2,668,620
4. Step 4: Simplify right side
   1,677,736x = 7,121,532,704,400
5. Step 5: Solve for x
   x = 7,121,532,704,400/1,677,736
6. Step 6: Final answer
   x = 4,244,727.84