Finding the Fourth Proportional to 11,554.22, 17,321.61 and 9,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,554.22 : 17,321.61 = 9,357.50 : x
2. Step 2: Convert to fraction form
   11,554.22/17,321.61 = 9,357.50/x
3. Step 3: Cross multiply
   11,554.22x = 17,321.61 × 9,357.50
4. Step 4: Simplify right side
   11,554.22x = 162,086,965.58
5. Step 5: Solve for x
   x = 162,086,965.58/11,554.22
6. Step 6: Final answer
   x = 14,028.38