Finding the Fourth Proportional to 14,323.38, 21,493.56 and 7,749.42

Step by Step Solution

1. Step 1: Write the proportion equation
   14,323.38 : 21,493.56 = 7,749.42 : x
2. Step 2: Convert to fraction form
   14,323.38/21,493.56 = 7,749.42/x
3. Step 3: Cross multiply
   14,323.38x = 21,493.56 × 7,749.42
4. Step 4: Simplify right side
   14,323.38x = 166,562,623.74
5. Step 5: Solve for x
   x = 166,562,623.74/14,323.38
6. Step 6: Final answer
   x = 11,628.72