Finding the Fourth Proportional to 2,629.50, 3,945.85 and 1,168.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,629.50 : 3,945.85 = 1,168.77 : x
2. Step 2: Convert to fraction form
   2,629.50/3,945.85 = 1,168.77/x
3. Step 3: Cross multiply
   2,629.50x = 3,945.85 × 1,168.77
4. Step 4: Simplify right side
   2,629.50x = 4,611,791.10
5. Step 5: Solve for x
   x = 4,611,791.10/2,629.50
6. Step 6: Final answer
   x = 1,753.87