Finding the Fourth Proportional to 2,175.53, 3,002.14 and 1,180.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.53 : 3,002.14 = 1,180.79 : x
2. Step 2: Convert to fraction form
   2,175.53/3,002.14 = 1,180.79/x
3. Step 3: Cross multiply
   2,175.53x = 3,002.14 × 1,180.79
4. Step 4: Simplify right side
   2,175.53x = 3,544,896.89
5. Step 5: Solve for x
   x = 3,544,896.89/2,175.53
6. Step 6: Final answer
   x = 1,629.44