Finding the Third Proportional to 679,218 and 1,476,372

Step by Step Solution

1. Step 1: Write the proportion equation
   679,218 : 1,476,372 = 1,476,372 : x
2. Step 2: Convert to fraction form
   679,218/1,476,372 = 1,476,372/x
3. Step 3: Cross multiply
   679,218x = 1,476,372 × 1,476,372
4. Step 4: Simplify right side
   679,218x = 2,179,674,282,384
5. Step 5: Solve for x
   x = 2,179,674,282,384/679,218
6. Step 6: Final answer
   x = 3,209,093.81