Finding the Fourth Proportional to 9,288.96, 13,935.60 and 2,715.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,288.96 : 13,935.60 = 2,715.24 : x
2. Step 2: Convert to fraction form
   9,288.96/13,935.60 = 2,715.24/x
3. Step 3: Cross multiply
   9,288.96x = 13,935.60 × 2,715.24
4. Step 4: Simplify right side
   9,288.96x = 37,838,498.54
5. Step 5: Solve for x
   x = 37,838,498.54/9,288.96
6. Step 6: Final answer
   x = 4,073.49