Finding the Third Proportional to 1,439,363 and 3,078,018

Step by Step Solution

1. Step 1: Write the proportion equation
   1,439,363 : 3,078,018 = 3,078,018 : x
2. Step 2: Convert to fraction form
   1,439,363/3,078,018 = 3,078,018/x
3. Step 3: Cross multiply
   1,439,363x = 3,078,018 × 3,078,018
4. Step 4: Simplify right side
   1,439,363x = 9,474,194,808,324
5. Step 5: Solve for x
   x = 9,474,194,808,324/1,439,363
6. Step 6: Final answer
   x = 6,582,213.67