Finding the Fourth Proportional to 5,408.16, 8,087.53 and 3,932.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,408.16 : 8,087.53 = 3,932.34 : x
2. Step 2: Convert to fraction form
   5,408.16/8,087.53 = 3,932.34/x
3. Step 3: Cross multiply
   5,408.16x = 8,087.53 × 3,932.34
4. Step 4: Simplify right side
   5,408.16x = 31,802,917.72
5. Step 5: Solve for x
   x = 31,802,917.72/5,408.16
6. Step 6: Final answer
   x = 5,880.54