Finding the Fourth Proportional to 17,499.69, 26,268.67 and 9,177.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,499.69 : 26,268.67 = 9,177.47 : x
2. Step 2: Convert to fraction form
   17,499.69/26,268.67 = 9,177.47/x
3. Step 3: Cross multiply
   17,499.69x = 26,268.67 × 9,177.47
4. Step 4: Simplify right side
   17,499.69x = 241,079,930.86
5. Step 5: Solve for x
   x = 241,079,930.86/17,499.69
6. Step 6: Final answer
   x = 13,776.24