Finding the Fourth Proportional to 9,314.37, 13,971.42 and 3,391.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,314.37 : 13,971.42 = 3,391.25 : x
2. Step 2: Convert to fraction form
   9,314.37/13,971.42 = 3,391.25/x
3. Step 3: Cross multiply
   9,314.37x = 13,971.42 × 3,391.25
4. Step 4: Simplify right side
   9,314.37x = 47,380,508.22
5. Step 5: Solve for x
   x = 47,380,508.22/9,314.37
6. Step 6: Final answer
   x = 5,086.82