Finding the Fourth Proportional to 2,180.08, 3,008.49 and 1,185.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.08 : 3,008.49 = 1,185.34 : x
2. Step 2: Convert to fraction form
   2,180.08/3,008.49 = 1,185.34/x
3. Step 3: Cross multiply
   2,180.08x = 3,008.49 × 1,185.34
4. Step 4: Simplify right side
   2,180.08x = 3,566,083.54
5. Step 5: Solve for x
   x = 3,566,083.54/2,180.08
6. Step 6: Final answer
   x = 1,635.76