Finding the Fourth Proportional to 11,289.67, 15,576.37 and 7,304.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,289.67 : 15,576.37 = 7,304.47 : x
2. Step 2: Convert to fraction form
   11,289.67/15,576.37 = 7,304.47/x
3. Step 3: Cross multiply
   11,289.67x = 15,576.37 × 7,304.47
4. Step 4: Simplify right side
   11,289.67x = 113,777,127.37
5. Step 5: Solve for x
   x = 113,777,127.37/11,289.67
6. Step 6: Final answer
   x = 10,077.99