Finding the Fourth Proportional to 1,441.52, 1,989.16 and 852.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441.52 : 1,989.16 = 852.24 : x
2. Step 2: Convert to fraction form
   1,441.52/1,989.16 = 852.24/x
3. Step 3: Cross multiply
   1,441.52x = 1,989.16 × 852.24
4. Step 4: Simplify right side
   1,441.52x = 1,695,241.72
5. Step 5: Solve for x
   x = 1,695,241.72/1,441.52
6. Step 6: Final answer
   x = 1,176.01