Finding the Third Proportional to 1,134,910 and 1,686,285

Step by Step Solution

1. Step 1: Write the proportion equation
   1,134,910 : 1,686,285 = 1,686,285 : x
2. Step 2: Convert to fraction form
   1,134,910/1,686,285 = 1,686,285/x
3. Step 3: Cross multiply
   1,134,910x = 1,686,285 × 1,686,285
4. Step 4: Simplify right side
   1,134,910x = 2,843,557,101,225
5. Step 5: Solve for x
   x = 2,843,557,101,225/1,134,910
6. Step 6: Final answer
   x = 2,505,535.33