Finding the Fourth Proportional to 1,441.62, 1,989.32 and 852.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441.62 : 1,989.32 = 852.05 : x
2. Step 2: Convert to fraction form
   1,441.62/1,989.32 = 852.05/x
3. Step 3: Cross multiply
   1,441.62x = 1,989.32 × 852.05
4. Step 4: Simplify right side
   1,441.62x = 1,694,992.29
5. Step 5: Solve for x
   x = 1,694,992.29/1,441.62
6. Step 6: Final answer
   x = 1,175.76