Finding the Fourth Proportional to 14,372.72, 19,835.22 and 8,085.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,372.72 : 19,835.22 = 8,085.56 : x
2. Step 2: Convert to fraction form
   14,372.72/19,835.22 = 8,085.56/x
3. Step 3: Cross multiply
   14,372.72x = 19,835.22 × 8,085.56
4. Step 4: Simplify right side
   14,372.72x = 160,378,861.42
5. Step 5: Solve for x
   x = 160,378,861.42/14,372.72
6. Step 6: Final answer
   x = 11,158.56