Finding the Fourth Proportional to 19,934.43, 29,906.79 and 7,454.54

Step by Step Solution

1. Step 1: Write the proportion equation
   19,934.43 : 29,906.79 = 7,454.54 : x
2. Step 2: Convert to fraction form
   19,934.43/29,906.79 = 7,454.54/x
3. Step 3: Cross multiply
   19,934.43x = 29,906.79 × 7,454.54
4. Step 4: Simplify right side
   19,934.43x = 222,941,362.33
5. Step 5: Solve for x
   x = 222,941,362.33/19,934.43
6. Step 6: Final answer
   x = 11,183.73