Finding the Fourth Proportional to 11,383.96, 15,685.50 and 7,651.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,383.96 : 15,685.50 = 7,651.48 : x
2. Step 2: Convert to fraction form
   11,383.96/15,685.50 = 7,651.48/x
3. Step 3: Cross multiply
   11,383.96x = 15,685.50 × 7,651.48
4. Step 4: Simplify right side
   11,383.96x = 120,017,289.54
5. Step 5: Solve for x
   x = 120,017,289.54/11,383.96
6. Step 6: Final answer
   x = 10,542.67