Finding the Fourth Proportional to 14,456.38, 21,686.02 and 3,926.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,456.38 : 21,686.02 = 3,926.56 : x
2. Step 2: Convert to fraction form
   14,456.38/21,686.02 = 3,926.56/x
3. Step 3: Cross multiply
   14,456.38x = 21,686.02 × 3,926.56
4. Step 4: Simplify right side
   14,456.38x = 85,151,458.69
5. Step 5: Solve for x
   x = 85,151,458.69/14,456.38
6. Step 6: Final answer
   x = 5,890.23