Finding the Fourth Proportional to 1,436.40, 2,150.82 and 1,194.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.40 : 2,150.82 = 1,194.12 : x
2. Step 2: Convert to fraction form
   1,436.40/2,150.82 = 1,194.12/x
3. Step 3: Cross multiply
   1,436.40x = 2,150.82 × 1,194.12
4. Step 4: Simplify right side
   1,436.40x = 2,568,337.18
5. Step 5: Solve for x
   x = 2,568,337.18/1,436.40
6. Step 6: Final answer
   x = 1,788.04