Finding the Third Proportional to 2,116,735 and 3,179,872

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,735 : 3,179,872 = 3,179,872 : x
2. Step 2: Convert to fraction form
   2,116,735/3,179,872 = 3,179,872/x
3. Step 3: Cross multiply
   2,116,735x = 3,179,872 × 3,179,872
4. Step 4: Simplify right side
   2,116,735x = 10,111,585,936,384
5. Step 5: Solve for x
   x = 10,111,585,936,384/2,116,735
6. Step 6: Final answer
   x = 4,776,973.00