Finding the Third Proportional to 685,845 and 1,018,832

Step by Step Solution

1. Step 1: Write the proportion equation
   685,845 : 1,018,832 = 1,018,832 : x
2. Step 2: Convert to fraction form
   685,845/1,018,832 = 1,018,832/x
3. Step 3: Cross multiply
   685,845x = 1,018,832 × 1,018,832
4. Step 4: Simplify right side
   685,845x = 1,038,018,644,224
5. Step 5: Solve for x
   x = 1,038,018,644,224/685,845
6. Step 6: Final answer
   x = 1,513,488.68