Finding the Fourth Proportional to 14,410.72, 19,886.82 and 8,123.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,410.72 : 19,886.82 = 8,123.08 : x
2. Step 2: Convert to fraction form
   14,410.72/19,886.82 = 8,123.08/x
3. Step 3: Cross multiply
   14,410.72x = 19,886.82 × 8,123.08
4. Step 4: Simplify right side
   14,410.72x = 161,542,229.81
5. Step 5: Solve for x
   x = 161,542,229.81/14,410.72
6. Step 6: Final answer
   x = 11,209.87