Finding the Fourth Proportional to 2,275.33, 3,411.59 and 887.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.33 : 3,411.59 = 887.05 : x
2. Step 2: Convert to fraction form
   2,275.33/3,411.59 = 887.05/x
3. Step 3: Cross multiply
   2,275.33x = 3,411.59 × 887.05
4. Step 4: Simplify right side
   2,275.33x = 3,026,229.42
5. Step 5: Solve for x
   x = 3,026,229.42/2,275.33
6. Step 6: Final answer
   x = 1,330.02