Finding the Fourth Proportional to 11,105.48, 15,338.16 and 7,562.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,105.48 : 15,338.16 = 7,562.54 : x
2. Step 2: Convert to fraction form
   11,105.48/15,338.16 = 7,562.54/x
3. Step 3: Cross multiply
   11,105.48x = 15,338.16 × 7,562.54
4. Step 4: Simplify right side
   11,105.48x = 115,995,448.53
5. Step 5: Solve for x
   x = 115,995,448.53/11,105.48
6. Step 6: Final answer
   x = 10,444.88