Finding the Fourth Proportional to 5,578.13, 7,692.27 and 4,316.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,578.13 : 7,692.27 = 4,316.15 : x
2. Step 2: Convert to fraction form
   5,578.13/7,692.27 = 4,316.15/x
3. Step 3: Cross multiply
   5,578.13x = 7,692.27 × 4,316.15
4. Step 4: Simplify right side
   5,578.13x = 33,200,991.16
5. Step 5: Solve for x
   x = 33,200,991.16/5,578.13
6. Step 6: Final answer
   x = 5,951.99