Finding the Fourth Proportional to 3,036.56, 4,555.12 and 1,187.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,036.56 : 4,555.12 = 1,187.82 : x
2. Step 2: Convert to fraction form
   3,036.56/4,555.12 = 1,187.82/x
3. Step 3: Cross multiply
   3,036.56x = 4,555.12 × 1,187.82
4. Step 4: Simplify right side
   3,036.56x = 5,410,662.64
5. Step 5: Solve for x
   x = 5,410,662.64/3,036.56
6. Step 6: Final answer
   x = 1,781.84