Finding the Third Proportional to 404,694 and 874,228.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,694 : 874,228.50 = 874,228.50 : x
2. Step 2: Convert to fraction form
   404,694/874,228.50 = 874,228.50/x
3. Step 3: Cross multiply
   404,694x = 874,228.50 × 874,228.50
4. Step 4: Simplify right side
   404,694x = 764,275,470,212.25
5. Step 5: Solve for x
   x = 764,275,470,212.25/404,694
6. Step 6: Final answer
   x = 1,888,526.81