Finding the Fourth Proportional to 8,085.50, 11,158.18 and 4,943.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,085.50 : 11,158.18 = 4,943.42 : x
2. Step 2: Convert to fraction form
   8,085.50/11,158.18 = 4,943.42/x
3. Step 3: Cross multiply
   8,085.50x = 11,158.18 × 4,943.42
4. Step 4: Simplify right side
   8,085.50x = 55,159,570.18
5. Step 5: Solve for x
   x = 55,159,570.18/8,085.50
6. Step 6: Final answer
   x = 6,822.04