Finding the Fourth Proportional to 11,182.19, 15,426.99 and 7,205.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,182.19 : 15,426.99 = 7,205.63 : x
2. Step 2: Convert to fraction form
   11,182.19/15,426.99 = 7,205.63/x
3. Step 3: Cross multiply
   11,182.19x = 15,426.99 × 7,205.63
4. Step 4: Simplify right side
   11,182.19x = 111,161,104.82
5. Step 5: Solve for x
   x = 111,161,104.82/11,182.19
6. Step 6: Final answer
   x = 9,940.91