Finding the Third Proportional to 4,010,456 and 8,351,386

Step by Step Solution

1. Step 1: Write the proportion equation
   4,010,456 : 8,351,386 = 8,351,386 : x
2. Step 2: Convert to fraction form
   4,010,456/8,351,386 = 8,351,386/x
3. Step 3: Cross multiply
   4,010,456x = 8,351,386 × 8,351,386
4. Step 4: Simplify right side
   4,010,456x = 69,745,648,120,996
5. Step 5: Solve for x
   x = 69,745,648,120,996/4,010,456
6. Step 6: Final answer
   x = 17,390,952.08