Finding the Fourth Proportional to 2,175.25, 3,001.86 and 1,180.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.25 : 3,001.86 = 1,180.53 : x
2. Step 2: Convert to fraction form
   2,175.25/3,001.86 = 1,180.53/x
3. Step 3: Cross multiply
   2,175.25x = 3,001.86 × 1,180.53
4. Step 4: Simplify right side
   2,175.25x = 3,543,779.88
5. Step 5: Solve for x
   x = 3,543,779.88/2,175.25
6. Step 6: Final answer
   x = 1,629.14