Finding the Fourth Proportional to 2,077.16, 2,865.96 and 1,180.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.16 : 2,865.96 = 1,180.94 : x
2. Step 2: Convert to fraction form
   2,077.16/2,865.96 = 1,180.94/x
3. Step 3: Cross multiply
   2,077.16x = 2,865.96 × 1,180.94
4. Step 4: Simplify right side
   2,077.16x = 3,384,526.80
5. Step 5: Solve for x
   x = 3,384,526.80/2,077.16
6. Step 6: Final answer
   x = 1,629.40