Finding the Fourth Proportional to 19,111.36, 28,527.25 and 17,704.24

Step by Step Solution

1. Step 1: Write the proportion equation
   19,111.36 : 28,527.25 = 17,704.24 : x
2. Step 2: Convert to fraction form
   19,111.36/28,527.25 = 17,704.24/x
3. Step 3: Cross multiply
   19,111.36x = 28,527.25 × 17,704.24
4. Step 4: Simplify right side
   19,111.36x = 505,053,280.54
5. Step 5: Solve for x
   x = 505,053,280.54/19,111.36
6. Step 6: Final answer
   x = 26,426.86