Finding the Fourth Proportional to 3,185.49, 4,776.38 and 1,235.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,185.49 : 4,776.38 = 1,235.42 : x
2. Step 2: Convert to fraction form
   3,185.49/4,776.38 = 1,235.42/x
3. Step 3: Cross multiply
   3,185.49x = 4,776.38 × 1,235.42
4. Step 4: Simplify right side
   3,185.49x = 5,900,805.32
5. Step 5: Solve for x
   x = 5,900,805.32/3,185.49
6. Step 6: Final answer
   x = 1,852.40