Finding the Third Proportional to 1,638,980 and 2,571,084

Step by Step Solution

1. Step 1: Write the proportion equation
   1,638,980 : 2,571,084 = 2,571,084 : x
2. Step 2: Convert to fraction form
   1,638,980/2,571,084 = 2,571,084/x
3. Step 3: Cross multiply
   1,638,980x = 2,571,084 × 2,571,084
4. Step 4: Simplify right side
   1,638,980x = 6,610,472,935,056
5. Step 5: Solve for x
   x = 6,610,472,935,056/1,638,980
6. Step 6: Final answer
   x = 4,033,284.69