Finding the Third Proportional to 2,018,080 and 4,310,336

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,080 : 4,310,336 = 4,310,336 : x
2. Step 2: Convert to fraction form
   2,018,080/4,310,336 = 4,310,336/x
3. Step 3: Cross multiply
   2,018,080x = 4,310,336 × 4,310,336
4. Step 4: Simplify right side
   2,018,080x = 18,578,996,432,896
5. Step 5: Solve for x
   x = 18,578,996,432,896/2,018,080
6. Step 6: Final answer
   x = 9,206,273.50