Finding the Fourth Proportional to 2,731.37, 4,097.07 and 1,171.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,731.37 : 4,097.07 = 1,171.25 : x
2. Step 2: Convert to fraction form
   2,731.37/4,097.07 = 1,171.25/x
3. Step 3: Cross multiply
   2,731.37x = 4,097.07 × 1,171.25
4. Step 4: Simplify right side
   2,731.37x = 4,798,680.71
5. Step 5: Solve for x
   x = 4,798,680.71/2,731.37
6. Step 6: Final answer
   x = 1,756.88