Finding the Fourth Proportional to 14,373.72, 19,836.60 and 8,086.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,373.72 : 19,836.60 = 8,086.56 : x
2. Step 2: Convert to fraction form
   14,373.72/19,836.60 = 8,086.56/x
3. Step 3: Cross multiply
   14,373.72x = 19,836.60 × 8,086.56
4. Step 4: Simplify right side
   14,373.72x = 160,409,856.10
5. Step 5: Solve for x
   x = 160,409,856.10/14,373.72
6. Step 6: Final answer
   x = 11,159.94