Finding the Third Proportional to 1,876,533 and 4,018,786

Step by Step Solution

1. Step 1: Write the proportion equation
   1,876,533 : 4,018,786 = 4,018,786 : x
2. Step 2: Convert to fraction form
   1,876,533/4,018,786 = 4,018,786/x
3. Step 3: Cross multiply
   1,876,533x = 4,018,786 × 4,018,786
4. Step 4: Simplify right side
   1,876,533x = 16,150,640,913,796
5. Step 5: Solve for x
   x = 16,150,640,913,796/1,876,533
6. Step 6: Final answer
   x = 8,606,638.37