Finding the Fourth Proportional to 2,293.74, 3,439.96 and 887.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.74 : 3,439.96 = 887.83 : x
2. Step 2: Convert to fraction form
   2,293.74/3,439.96 = 887.83/x
3. Step 3: Cross multiply
   2,293.74x = 3,439.96 × 887.83
4. Step 4: Simplify right side
   2,293.74x = 3,054,099.69
5. Step 5: Solve for x
   x = 3,054,099.69/2,293.74
6. Step 6: Final answer
   x = 1,331.49