Finding the Fourth Proportional to 14,081.06, 19,436.20 and 8,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,081.06 : 19,436.20 = 8,116.72 : x
2. Step 2: Convert to fraction form
   14,081.06/19,436.20 = 8,116.72/x
3. Step 3: Cross multiply
   14,081.06x = 19,436.20 × 8,116.72
4. Step 4: Simplify right side
   14,081.06x = 157,758,124.38
5. Step 5: Solve for x
   x = 157,758,124.38/14,081.06
6. Step 6: Final answer
   x = 11,203.57