Finding the Third Proportional to 1,269,608 and 1,684,956

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269,608 : 1,684,956 = 1,684,956 : x
2. Step 2: Convert to fraction form
   1,269,608/1,684,956 = 1,684,956/x
3. Step 3: Cross multiply
   1,269,608x = 1,684,956 × 1,684,956
4. Step 4: Simplify right side
   1,269,608x = 2,839,076,721,936
5. Step 5: Solve for x
   x = 2,839,076,721,936/1,269,608
6. Step 6: Final answer
   x = 2,236,183.71