Finding the Third Proportional to 1,260,648 and 1,886,544

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,648 : 1,886,544 = 1,886,544 : x
2. Step 2: Convert to fraction form
   1,260,648/1,886,544 = 1,886,544/x
3. Step 3: Cross multiply
   1,260,648x = 1,886,544 × 1,886,544
4. Step 4: Simplify right side
   1,260,648x = 3,559,048,263,936
5. Step 5: Solve for x
   x = 3,559,048,263,936/1,260,648
6. Step 6: Final answer
   x = 2,823,189.55