Finding the Fourth Proportional to 2,180.29, 3,008.76 and 1,185.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.29 : 3,008.76 = 1,185.56 : x
2. Step 2: Convert to fraction form
   2,180.29/3,008.76 = 1,185.56/x
3. Step 3: Cross multiply
   2,180.29x = 3,008.76 × 1,185.56
4. Step 4: Simplify right side
   2,180.29x = 3,567,044.53
5. Step 5: Solve for x
   x = 3,567,044.53/2,180.29
6. Step 6: Final answer
   x = 1,636.04