Finding the Fourth Proportional to 14,077.20, 19,425.89 and 8,109.73

Step by Step Solution

1. Step 1: Write the proportion equation
   14,077.20 : 19,425.89 = 8,109.73 : x
2. Step 2: Convert to fraction form
   14,077.20/19,425.89 = 8,109.73/x
3. Step 3: Cross multiply
   14,077.20x = 19,425.89 × 8,109.73
4. Step 4: Simplify right side
   14,077.20x = 157,538,767.47
5. Step 5: Solve for x
   x = 157,538,767.47/14,077.20
6. Step 6: Final answer
   x = 11,191.06