Finding the Fourth Proportional to 2,077.09, 2,866.28 and 1,180.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.09 : 2,866.28 = 1,180.71 : x
2. Step 2: Convert to fraction form
   2,077.09/2,866.28 = 1,180.71/x
3. Step 3: Cross multiply
   2,077.09x = 2,866.28 × 1,180.71
4. Step 4: Simplify right side
   2,077.09x = 3,384,245.46
5. Step 5: Solve for x
   x = 3,384,245.46/2,077.09
6. Step 6: Final answer
   x = 1,629.32