Finding the Fourth Proportional to 13,832.24, 19,095.55 and 8,168.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,832.24 : 19,095.55 = 8,168.72 : x
2. Step 2: Convert to fraction form
   13,832.24/19,095.55 = 8,168.72/x
3. Step 3: Cross multiply
   13,832.24x = 19,095.55 × 8,168.72
4. Step 4: Simplify right side
   13,832.24x = 155,986,085.30
5. Step 5: Solve for x
   x = 155,986,085.30/13,832.24
6. Step 6: Final answer
   x = 11,277.00