Finding the Fourth Proportional to 2,052.50, 3,078.33 and 591.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.50 : 3,078.33 = 591.33 : x
2. Step 2: Convert to fraction form
   2,052.50/3,078.33 = 591.33/x
3. Step 3: Cross multiply
   2,052.50x = 3,078.33 × 591.33
4. Step 4: Simplify right side
   2,052.50x = 1,820,308.88
5. Step 5: Solve for x
   x = 1,820,308.88/2,052.50
6. Step 6: Final answer
   x = 886.87