Finding the Third Proportional to 1,268,880 and 1,722,464

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,880 : 1,722,464 = 1,722,464 : x
2. Step 2: Convert to fraction form
   1,268,880/1,722,464 = 1,722,464/x
3. Step 3: Cross multiply
   1,268,880x = 1,722,464 × 1,722,464
4. Step 4: Simplify right side
   1,268,880x = 2,966,882,231,296
5. Step 5: Solve for x
   x = 2,966,882,231,296/1,268,880
6. Step 6: Final answer
   x = 2,338,189.77