Finding the Third Proportional to 1,271,388 and 3,000,665

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,388 : 3,000,665 = 3,000,665 : x
2. Step 2: Convert to fraction form
   1,271,388/3,000,665 = 3,000,665/x
3. Step 3: Cross multiply
   1,271,388x = 3,000,665 × 3,000,665
4. Step 4: Simplify right side
   1,271,388x = 9,003,990,442,225
5. Step 5: Solve for x
   x = 9,003,990,442,225/1,271,388
6. Step 6: Final answer
   x = 7,082,016.22