Finding the Third Proportional to 1,779,378 and 2,757,549

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779,378 : 2,757,549 = 2,757,549 : x
2. Step 2: Convert to fraction form
   1,779,378/2,757,549 = 2,757,549/x
3. Step 3: Cross multiply
   1,779,378x = 2,757,549 × 2,757,549
4. Step 4: Simplify right side
   1,779,378x = 7,604,076,487,401
5. Step 5: Solve for x
   x = 7,604,076,487,401/1,779,378
6. Step 6: Final answer
   x = 4,273,446.39