Finding the Fourth Proportional to 7,049.35, 9,727.42 and 4,216.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,049.35 : 9,727.42 = 4,216.15 : x
2. Step 2: Convert to fraction form
   7,049.35/9,727.42 = 4,216.15/x
3. Step 3: Cross multiply
   7,049.35x = 9,727.42 × 4,216.15
4. Step 4: Simplify right side
   7,049.35x = 41,012,261.83
5. Step 5: Solve for x
   x = 41,012,261.83/7,049.35
6. Step 6: Final answer
   x = 5,817.88