Finding the Fourth Proportional to 8,085.69, 11,158.20 and 4,548.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,085.69 : 11,158.20 = 4,548.89 : x
2. Step 2: Convert to fraction form
   8,085.69/11,158.20 = 4,548.89/x
3. Step 3: Cross multiply
   8,085.69x = 11,158.20 × 4,548.89
4. Step 4: Simplify right side
   8,085.69x = 50,757,368.61
5. Step 5: Solve for x
   x = 50,757,368.61/8,085.69
6. Step 6: Final answer
   x = 6,277.43