Finding the Fourth Proportional to 2,175.63, 3,002.36 and 1,180.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.63 : 3,002.36 = 1,180.89 : x
2. Step 2: Convert to fraction form
   2,175.63/3,002.36 = 1,180.89/x
3. Step 3: Cross multiply
   2,175.63x = 3,002.36 × 1,180.89
4. Step 4: Simplify right side
   2,175.63x = 3,545,456.90
5. Step 5: Solve for x
   x = 3,545,456.90/2,175.63
6. Step 6: Final answer
   x = 1,629.62