Finding the Fourth Proportional to 14,856.79, 20,500.41 and 8,886.28

Step by Step Solution

1. Step 1: Write the proportion equation
   14,856.79 : 20,500.41 = 8,886.28 : x
2. Step 2: Convert to fraction form
   14,856.79/20,500.41 = 8,886.28/x
3. Step 3: Cross multiply
   14,856.79x = 20,500.41 × 8,886.28
4. Step 4: Simplify right side
   14,856.79x = 182,172,383.37
5. Step 5: Solve for x
   x = 182,172,383.37/14,856.79
6. Step 6: Final answer
   x = 12,261.89