Finding the Third Proportional to 662,431 and 1,436,885

Step by Step Solution

1. Step 1: Write the proportion equation
   662,431 : 1,436,885 = 1,436,885 : x
2. Step 2: Convert to fraction form
   662,431/1,436,885 = 1,436,885/x
3. Step 3: Cross multiply
   662,431x = 1,436,885 × 1,436,885
4. Step 4: Simplify right side
   662,431x = 2,064,638,503,225
5. Step 5: Solve for x
   x = 2,064,638,503,225/662,431
6. Step 6: Final answer
   x = 3,116,760.09