Finding the Fourth Proportional to 8,215.37, 11,342.23 and 5,346.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,215.37 : 11,342.23 = 5,346.83 : x
2. Step 2: Convert to fraction form
   8,215.37/11,342.23 = 5,346.83/x
3. Step 3: Cross multiply
   8,215.37x = 11,342.23 × 5,346.83
4. Step 4: Simplify right side
   8,215.37x = 60,644,948.09
5. Step 5: Solve for x
   x = 60,644,948.09/8,215.37
6. Step 6: Final answer
   x = 7,381.89