Finding the Fourth Proportional to 11,105.69, 15,323.33 and 6,630.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,105.69 : 15,323.33 = 6,630.89 : x
2. Step 2: Convert to fraction form
   11,105.69/15,323.33 = 6,630.89/x
3. Step 3: Cross multiply
   11,105.69x = 15,323.33 × 6,630.89
4. Step 4: Simplify right side
   11,105.69x = 101,607,282.51
5. Step 5: Solve for x
   x = 101,607,282.51/11,105.69
6. Step 6: Final answer
   x = 9,149.12