Finding the Third Proportional to 801,759.50 and 1,728,839.50

Step by Step Solution

1. Step 1: Write the proportion equation
   801,759.50 : 1,728,839.50 = 1,728,839.50 : x
2. Step 2: Convert to fraction form
   801,759.50/1,728,839.50 = 1,728,839.50/x
3. Step 3: Cross multiply
   801,759.50x = 1,728,839.50 × 1,728,839.50
4. Step 4: Simplify right side
   801,759.50x = 2,988,886,016,760.25
5. Step 5: Solve for x
   x = 2,988,886,016,760.25/801,759.50
6. Step 6: Final answer
   x = 3,727,908.45