Finding the Fourth Proportional to 1,241.69, 1,861.59 and 584.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,241.69 : 1,861.59 = 584.02 : x
2. Step 2: Convert to fraction form
   1,241.69/1,861.59 = 584.02/x
3. Step 3: Cross multiply
   1,241.69x = 1,861.59 × 584.02
4. Step 4: Simplify right side
   1,241.69x = 1,087,205.79
5. Step 5: Solve for x
   x = 1,087,205.79/1,241.69
6. Step 6: Final answer
   x = 875.59