Finding the Fourth Proportional to 9,958.16, 13,741.77 and 5,481.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,958.16 : 13,741.77 = 5,481.80 : x
2. Step 2: Convert to fraction form
   9,958.16/13,741.77 = 5,481.80/x
3. Step 3: Cross multiply
   9,958.16x = 13,741.77 × 5,481.80
4. Step 4: Simplify right side
   9,958.16x = 75,329,607.33
5. Step 5: Solve for x
   x = 75,329,607.33/9,958.16
6. Step 6: Final answer
   x = 7,564.61