Finding the Third Proportional to 2,089,713 and 4,267,980

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089,713 : 4,267,980 = 4,267,980 : x
2. Step 2: Convert to fraction form
   2,089,713/4,267,980 = 4,267,980/x
3. Step 3: Cross multiply
   2,089,713x = 4,267,980 × 4,267,980
4. Step 4: Simplify right side
   2,089,713x = 18,215,653,280,400
5. Step 5: Solve for x
   x = 18,215,653,280,400/2,089,713
6. Step 6: Final answer
   x = 8,716,820.58