Finding the Fourth Proportional to 1,412.37, 1,949.59 and 852.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.37 : 1,949.59 = 852.86 : x
2. Step 2: Convert to fraction form
   1,412.37/1,949.59 = 852.86/x
3. Step 3: Cross multiply
   1,412.37x = 1,949.59 × 852.86
4. Step 4: Simplify right side
   1,412.37x = 1,662,713.32
5. Step 5: Solve for x
   x = 1,662,713.32/1,412.37
6. Step 6: Final answer
   x = 1,177.25