Finding the Third Proportional to 5,385,019 and 8,083,036

Step by Step Solution

1. Step 1: Write the proportion equation
   5,385,019 : 8,083,036 = 8,083,036 : x
2. Step 2: Convert to fraction form
   5,385,019/8,083,036 = 8,083,036/x
3. Step 3: Cross multiply
   5,385,019x = 8,083,036 × 8,083,036
4. Step 4: Simplify right side
   5,385,019x = 65,335,470,977,296
5. Step 5: Solve for x
   x = 65,335,470,977,296/5,385,019
6. Step 6: Final answer
   x = 12,132,820.88