Finding the Fourth Proportional to 2,531.23, 3,796.71 and 887.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.23 : 3,796.71 = 887.94 : x
2. Step 2: Convert to fraction form
   2,531.23/3,796.71 = 887.94/x
3. Step 3: Cross multiply
   2,531.23x = 3,796.71 × 887.94
4. Step 4: Simplify right side
   2,531.23x = 3,371,247.35
5. Step 5: Solve for x
   x = 3,371,247.35/2,531.23
6. Step 6: Final answer
   x = 1,331.86