Finding the Fourth Proportional to 10,105.69, 13,952.24 and 7,448.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.69 : 13,952.24 = 7,448.47 : x
2. Step 2: Convert to fraction form
   10,105.69/13,952.24 = 7,448.47/x
3. Step 3: Cross multiply
   10,105.69x = 13,952.24 × 7,448.47
4. Step 4: Simplify right side
   10,105.69x = 103,922,803.83
5. Step 5: Solve for x
   x = 103,922,803.83/10,105.69
6. Step 6: Final answer
   x = 10,283.59