Finding the Fourth Proportional to 1,729.55, 2,587.49 and 1,180.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,729.55 : 2,587.49 = 1,180.07 : x
2. Step 2: Convert to fraction form
   1,729.55/2,587.49 = 1,180.07/x
3. Step 3: Cross multiply
   1,729.55x = 2,587.49 × 1,180.07
4. Step 4: Simplify right side
   1,729.55x = 3,053,421.25
5. Step 5: Solve for x
   x = 3,053,421.25/1,729.55
6. Step 6: Final answer
   x = 1,765.44