Finding the Third Proportional to 2,587,800 and 3,917,968

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,800 : 3,917,968 = 3,917,968 : x
2. Step 2: Convert to fraction form
   2,587,800/3,917,968 = 3,917,968/x
3. Step 3: Cross multiply
   2,587,800x = 3,917,968 × 3,917,968
4. Step 4: Simplify right side
   2,587,800x = 15,350,473,249,024
5. Step 5: Solve for x
   x = 15,350,473,249,024/2,587,800
6. Step 6: Final answer
   x = 5,931,862.30