Finding the Fourth Proportional to 1,323.41, 1,824.59 and 850.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323.41 : 1,824.59 = 850.50 : x
2. Step 2: Convert to fraction form
   1,323.41/1,824.59 = 850.50/x
3. Step 3: Cross multiply
   1,323.41x = 1,824.59 × 850.50
4. Step 4: Simplify right side
   1,323.41x = 1,551,815.92
5. Step 5: Solve for x
   x = 1,551,815.92/1,323.41
6. Step 6: Final answer
   x = 1,172.59