Finding the Third Proportional to 2,171,131 and 4,540,334

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,131 : 4,540,334 = 4,540,334 : x
2. Step 2: Convert to fraction form
   2,171,131/4,540,334 = 4,540,334/x
3. Step 3: Cross multiply
   2,171,131x = 4,540,334 × 4,540,334
4. Step 4: Simplify right side
   2,171,131x = 20,614,632,831,556
5. Step 5: Solve for x
   x = 20,614,632,831,556/2,171,131
6. Step 6: Final answer
   x = 9,494,882.08