Finding the Fourth Proportional to 2,530.94, 3,797.86 and 888.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.94 : 3,797.86 = 888.72 : x
2. Step 2: Convert to fraction form
   2,530.94/3,797.86 = 888.72/x
3. Step 3: Cross multiply
   2,530.94x = 3,797.86 × 888.72
4. Step 4: Simplify right side
   2,530.94x = 3,375,234.14
5. Step 5: Solve for x
   x = 3,375,234.14/2,530.94
6. Step 6: Final answer
   x = 1,333.59