Finding the Fourth Proportional to 9,516.38, 13,133.09 and 5,538.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,516.38 : 13,133.09 = 5,538.47 : x
2. Step 2: Convert to fraction form
   9,516.38/13,133.09 = 5,538.47/x
3. Step 3: Cross multiply
   9,516.38x = 13,133.09 × 5,538.47
4. Step 4: Simplify right side
   9,516.38x = 72,737,131.61
5. Step 5: Solve for x
   x = 72,737,131.61/9,516.38
6. Step 6: Final answer
   x = 7,643.37