Finding the Third Proportional to 404,711 and 874,255.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,711 : 874,255.50 = 874,255.50 : x
2. Step 2: Convert to fraction form
   404,711/874,255.50 = 874,255.50/x
3. Step 3: Cross multiply
   404,711x = 874,255.50 × 874,255.50
4. Step 4: Simplify right side
   404,711x = 764,322,679,280.25
5. Step 5: Solve for x
   x = 764,322,679,280.25/404,711
6. Step 6: Final answer
   x = 1,888,564.13