Finding the Third Proportional to 2,116,790 and 3,179,952

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,790 : 3,179,952 = 3,179,952 : x
2. Step 2: Convert to fraction form
   2,116,790/3,179,952 = 3,179,952/x
3. Step 3: Cross multiply
   2,116,790x = 3,179,952 × 3,179,952
4. Step 4: Simplify right side
   2,116,790x = 10,112,094,722,304
5. Step 5: Solve for x
   x = 10,112,094,722,304/2,116,790
6. Step 6: Final answer
   x = 4,777,089.24