Finding the Fourth Proportional to 2,915.82, 4,372.99 and 835.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,915.82 : 4,372.99 = 835.83 : x
2. Step 2: Convert to fraction form
   2,915.82/4,372.99 = 835.83/x
3. Step 3: Cross multiply
   2,915.82x = 4,372.99 × 835.83
4. Step 4: Simplify right side
   2,915.82x = 3,655,074.14
5. Step 5: Solve for x
   x = 3,655,074.14/2,915.82
6. Step 6: Final answer
   x = 1,253.53