Finding the Third Proportional to 687,152 and 1,027,544

Step by Step Solution

1. Step 1: Write the proportion equation
   687,152 : 1,027,544 = 1,027,544 : x
2. Step 2: Convert to fraction form
   687,152/1,027,544 = 1,027,544/x
3. Step 3: Cross multiply
   687,152x = 1,027,544 × 1,027,544
4. Step 4: Simplify right side
   687,152x = 1,055,846,671,936
5. Step 5: Solve for x
   x = 1,055,846,671,936/687,152
6. Step 6: Final answer
   x = 1,536,554.75