Finding the Fourth Proportional to 9,957.82, 13,740.90 and 5,481.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,957.82 : 13,740.90 = 5,481.52 : x
2. Step 2: Convert to fraction form
   9,957.82/13,740.90 = 5,481.52/x
3. Step 3: Cross multiply
   9,957.82x = 13,740.90 × 5,481.52
4. Step 4: Simplify right side
   9,957.82x = 75,321,018.17
5. Step 5: Solve for x
   x = 75,321,018.17/9,957.82
6. Step 6: Final answer
   x = 7,564.01