Finding the Fourth Proportional to 2,227.10, 3,335.18 and 1,531.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.10 : 3,335.18 = 1,531.81 : x
2. Step 2: Convert to fraction form
   2,227.10/3,335.18 = 1,531.81/x
3. Step 3: Cross multiply
   2,227.10x = 3,335.18 × 1,531.81
4. Step 4: Simplify right side
   2,227.10x = 5,108,858.59
5. Step 5: Solve for x
   x = 5,108,858.59/2,227.10
6. Step 6: Final answer
   x = 2,293.96