Finding the Fourth Proportional to 14,153.83, 19,530.72 and 8,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,153.83 : 19,530.72 = 8,488.82 : x
2. Step 2: Convert to fraction form
   14,153.83/19,530.72 = 8,488.82/x
3. Step 3: Cross multiply
   14,153.83x = 19,530.72 × 8,488.82
4. Step 4: Simplify right side
   14,153.83x = 165,792,766.55
5. Step 5: Solve for x
   x = 165,792,766.55/14,153.83
6. Step 6: Final answer
   x = 11,713.63