Finding the Fourth Proportional to 1,747.07, 2,411.81 and 1,180.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747.07 : 2,411.81 = 1,180.05 : x
2. Step 2: Convert to fraction form
   1,747.07/2,411.81 = 1,180.05/x
3. Step 3: Cross multiply
   1,747.07x = 2,411.81 × 1,180.05
4. Step 4: Simplify right side
   1,747.07x = 2,846,056.39
5. Step 5: Solve for x
   x = 2,846,056.39/1,747.07
6. Step 6: Final answer
   x = 1,629.05