Finding the Third Proportional to 2,622,972 and 3,936,888

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,972 : 3,936,888 = 3,936,888 : x
2. Step 2: Convert to fraction form
   2,622,972/3,936,888 = 3,936,888/x
3. Step 3: Cross multiply
   2,622,972x = 3,936,888 × 3,936,888
4. Step 4: Simplify right side
   2,622,972x = 15,499,087,124,544
5. Step 5: Solve for x
   x = 15,499,087,124,544/2,622,972
6. Step 6: Final answer
   x = 5,908,979.25