Finding the Fourth Proportional to 2,211.52, 3,317.88 and 895.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,211.52 : 3,317.88 = 895.72 : x
2. Step 2: Convert to fraction form
   2,211.52/3,317.88 = 895.72/x
3. Step 3: Cross multiply
   2,211.52x = 3,317.88 × 895.72
4. Step 4: Simplify right side
   2,211.52x = 2,971,891.47
5. Step 5: Solve for x
   x = 2,971,891.47/2,211.52
6. Step 6: Final answer
   x = 1,343.82