Finding the Fourth Proportional to 2,335.26, 3,500.86 and 874.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,335.26 : 3,500.86 = 874.42 : x
2. Step 2: Convert to fraction form
   2,335.26/3,500.86 = 874.42/x
3. Step 3: Cross multiply
   2,335.26x = 3,500.86 × 874.42
4. Step 4: Simplify right side
   2,335.26x = 3,061,222.00
5. Step 5: Solve for x
   x = 3,061,222.00/2,335.26
6. Step 6: Final answer
   x = 1,310.87