Finding the Third Proportional to 2,777,076 and 4,200,444

Step by Step Solution

1. Step 1: Write the proportion equation
   2,777,076 : 4,200,444 = 4,200,444 : x
2. Step 2: Convert to fraction form
   2,777,076/4,200,444 = 4,200,444/x
3. Step 3: Cross multiply
   2,777,076x = 4,200,444 × 4,200,444
4. Step 4: Simplify right side
   2,777,076x = 17,643,729,797,136
5. Step 5: Solve for x
   x = 17,643,729,797,136/2,777,076
6. Step 6: Final answer
   x = 6,353,347.84