Finding the Third Proportional to 2,116,746 and 3,179,889

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,746 : 3,179,889 = 3,179,889 : x
2. Step 2: Convert to fraction form
   2,116,746/3,179,889 = 3,179,889/x
3. Step 3: Cross multiply
   2,116,746x = 3,179,889 × 3,179,889
4. Step 4: Simplify right side
   2,116,746x = 10,111,694,052,321
5. Step 5: Solve for x
   x = 10,111,694,052,321/2,116,746
6. Step 6: Final answer
   x = 4,776,999.25