Finding the Third Proportional to 1,428,724 and 1,945,653

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,724 : 1,945,653 = 1,945,653 : x
2. Step 2: Convert to fraction form
   1,428,724/1,945,653 = 1,945,653/x
3. Step 3: Cross multiply
   1,428,724x = 1,945,653 × 1,945,653
4. Step 4: Simplify right side
   1,428,724x = 3,785,565,596,409
5. Step 5: Solve for x
   x = 3,785,565,596,409/1,428,724
6. Step 6: Final answer
   x = 2,649,612.94