Finding the Fourth Proportional to 7,216.82, 10,814.06 and 4,867.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,216.82 : 10,814.06 = 4,867.61 : x
2. Step 2: Convert to fraction form
   7,216.82/10,814.06 = 4,867.61/x
3. Step 3: Cross multiply
   7,216.82x = 10,814.06 × 4,867.61
4. Step 4: Simplify right side
   7,216.82x = 52,638,548.19
5. Step 5: Solve for x
   x = 52,638,548.19/7,216.82
6. Step 6: Final answer
   x = 7,293.88