Finding the Third Proportional to 2,787,131 and 3,924,858

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,131 : 3,924,858 = 3,924,858 : x
2. Step 2: Convert to fraction form
   2,787,131/3,924,858 = 3,924,858/x
3. Step 3: Cross multiply
   2,787,131x = 3,924,858 × 3,924,858
4. Step 4: Simplify right side
   2,787,131x = 15,404,510,320,164
5. Step 5: Solve for x
   x = 15,404,510,320,164/2,787,131
6. Step 6: Final answer
   x = 5,527,013.38