Finding the Third Proportional to 3,049,378 and 4,065,288

Step by Step Solution

1. Step 1: Write the proportion equation
   3,049,378 : 4,065,288 = 4,065,288 : x
2. Step 2: Convert to fraction form
   3,049,378/4,065,288 = 4,065,288/x
3. Step 3: Cross multiply
   3,049,378x = 4,065,288 × 4,065,288
4. Step 4: Simplify right side
   3,049,378x = 16,526,566,522,944
5. Step 5: Solve for x
   x = 16,526,566,522,944/3,049,378
6. Step 6: Final answer
   x = 5,419,651.65