Finding the Fourth Proportional to 3,185.89, 4,776.11 and 1,210.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,185.89 : 4,776.11 = 1,210.41 : x
2. Step 2: Convert to fraction form
   3,185.89/4,776.11 = 1,210.41/x
3. Step 3: Cross multiply
   3,185.89x = 4,776.11 × 1,210.41
4. Step 4: Simplify right side
   3,185.89x = 5,781,049.79
5. Step 5: Solve for x
   x = 5,781,049.79/3,185.89
6. Step 6: Final answer
   x = 1,814.58