Finding the Fourth Proportional to 2,095.36, 3,140.96 and 1,171.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.36 : 3,140.96 = 1,171.32 : x
2. Step 2: Convert to fraction form
   2,095.36/3,140.96 = 1,171.32/x
3. Step 3: Cross multiply
   2,095.36x = 3,140.96 × 1,171.32
4. Step 4: Simplify right side
   2,095.36x = 3,679,069.27
5. Step 5: Solve for x
   x = 3,679,069.27/2,095.36
6. Step 6: Final answer
   x = 1,755.82