Finding the Third Proportional to 1,918,668 and 2,771,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,668 : 2,771,928 = 2,771,928 : x
2. Step 2: Convert to fraction form
   1,918,668/2,771,928 = 2,771,928/x
3. Step 3: Cross multiply
   1,918,668x = 2,771,928 × 2,771,928
4. Step 4: Simplify right side
   1,918,668x = 7,683,584,837,184
5. Step 5: Solve for x
   x = 7,683,584,837,184/1,918,668
6. Step 6: Final answer
   x = 4,004,645.33