Finding the Fourth Proportional to 11,406.24, 17,080.80 and 7,233.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,406.24 : 17,080.80 = 7,233.60 : x
2. Step 2: Convert to fraction form
   11,406.24/17,080.80 = 7,233.60/x
3. Step 3: Cross multiply
   11,406.24x = 17,080.80 × 7,233.60
4. Step 4: Simplify right side
   11,406.24x = 123,555,674.88
5. Step 5: Solve for x
   x = 123,555,674.88/11,406.24
6. Step 6: Final answer
   x = 10,832.29