Finding the Fourth Proportional to 2,265.88, 3,401.94 and 1,171

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.88 : 3,401.94 = 1,171 : x
2. Step 2: Convert to fraction form
   2,265.88/3,401.94 = 1,171/x
3. Step 3: Cross multiply
   2,265.88x = 3,401.94 × 1,171
4. Step 4: Simplify right side
   2,265.88x = 3,983,671.74
5. Step 5: Solve for x
   x = 3,983,671.74/2,265.88
6. Step 6: Final answer
   x = 1,758.11