Finding the Fourth Proportional to 9,327.16, 12,871.18 and 5,549.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,327.16 : 12,871.18 = 5,549.46 : x
2. Step 2: Convert to fraction form
   9,327.16/12,871.18 = 5,549.46/x
3. Step 3: Cross multiply
   9,327.16x = 12,871.18 × 5,549.46
4. Step 4: Simplify right side
   9,327.16x = 71,428,032.57
5. Step 5: Solve for x
   x = 71,428,032.57/9,327.16
6. Step 6: Final answer
   x = 7,658.07