Finding the Fourth Proportional to 3,241.39, 4,861.17 and 900.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,241.39 : 4,861.17 = 900.83 : x
2. Step 2: Convert to fraction form
   3,241.39/4,861.17 = 900.83/x
3. Step 3: Cross multiply
   3,241.39x = 4,861.17 × 900.83
4. Step 4: Simplify right side
   3,241.39x = 4,379,063.47
5. Step 5: Solve for x
   x = 4,379,063.47/3,241.39
6. Step 6: Final answer
   x = 1,350.98