Finding the Fourth Proportional to 2,104.04, 3,156.10 and 1,185.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.04 : 3,156.10 = 1,185.50 : x
2. Step 2: Convert to fraction form
   2,104.04/3,156.10 = 1,185.50/x
3. Step 3: Cross multiply
   2,104.04x = 3,156.10 × 1,185.50
4. Step 4: Simplify right side
   2,104.04x = 3,741,561.48
5. Step 5: Solve for x
   x = 3,741,561.48/2,104.04
6. Step 6: Final answer
   x = 1,778.27