Finding the Fourth Proportional to 14,123.72, 19,491.55 and 8,536.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.72 : 19,491.55 = 8,536.52 : x
2. Step 2: Convert to fraction form
   14,123.72/19,491.55 = 8,536.52/x
3. Step 3: Cross multiply
   14,123.72x = 19,491.55 × 8,536.52
4. Step 4: Simplify right side
   14,123.72x = 166,390,006.41
5. Step 5: Solve for x
   x = 166,390,006.41/14,123.72
6. Step 6: Final answer
   x = 11,780.89