Finding the Fourth Proportional to 9,526.41, 13,147.79 and 5,549.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,526.41 : 13,147.79 = 5,549.72 : x
2. Step 2: Convert to fraction form
   9,526.41/13,147.79 = 5,549.72/x
3. Step 3: Cross multiply
   9,526.41x = 13,147.79 × 5,549.72
4. Step 4: Simplify right side
   9,526.41x = 72,966,459.63
5. Step 5: Solve for x
   x = 72,966,459.63/9,526.41
6. Step 6: Final answer
   x = 7,659.39