Finding the Third Proportional to 2,557,148 and 3,882,378

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,148 : 3,882,378 = 3,882,378 : x
2. Step 2: Convert to fraction form
   2,557,148/3,882,378 = 3,882,378/x
3. Step 3: Cross multiply
   2,557,148x = 3,882,378 × 3,882,378
4. Step 4: Simplify right side
   2,557,148x = 15,072,858,934,884
5. Step 5: Solve for x
   x = 15,072,858,934,884/2,557,148
6. Step 6: Final answer
   x = 5,894,402.25