Finding the Third Proportional to 1,281,356 and 1,855,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,356 : 1,855,936 = 1,855,936 : x
2. Step 2: Convert to fraction form
   1,281,356/1,855,936 = 1,855,936/x
3. Step 3: Cross multiply
   1,281,356x = 1,855,936 × 1,855,936
4. Step 4: Simplify right side
   1,281,356x = 3,444,498,436,096
5. Step 5: Solve for x
   x = 3,444,498,436,096/1,281,356
6. Step 6: Final answer
   x = 2,688,166.63