Finding the Fourth Proportional to 19,123.67, 28,632.34 and 14,429.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,123.67 : 28,632.34 = 14,429.52 : x
2. Step 2: Convert to fraction form
   19,123.67/28,632.34 = 14,429.52/x
3. Step 3: Cross multiply
   19,123.67x = 28,632.34 × 14,429.52
4. Step 4: Simplify right side
   19,123.67x = 413,150,922.68
5. Step 5: Solve for x
   x = 413,150,922.68/19,123.67
6. Step 6: Final answer
   x = 21,604.17