Finding the Fourth Proportional to 2,740.91, 4,111.56 and 1,180.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740.91 : 4,111.56 = 1,180.58 : x
2. Step 2: Convert to fraction form
   2,740.91/4,111.56 = 1,180.58/x
3. Step 3: Cross multiply
   2,740.91x = 4,111.56 × 1,180.58
4. Step 4: Simplify right side
   2,740.91x = 4,854,004.95
5. Step 5: Solve for x
   x = 4,854,004.95/2,740.91
6. Step 6: Final answer
   x = 1,770.95