Finding the Fourth Proportional to 9,603.76, 14,404.96 and 5,906.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,603.76 : 14,404.96 = 5,906.56 : x
2. Step 2: Convert to fraction form
   9,603.76/14,404.96 = 5,906.56/x
3. Step 3: Cross multiply
   9,603.76x = 14,404.96 × 5,906.56
4. Step 4: Simplify right side
   9,603.76x = 85,083,760.54
5. Step 5: Solve for x
   x = 85,083,760.54/9,603.76
6. Step 6: Final answer
   x = 8,859.42