Finding the Fourth Proportional to 30,562.94, 42,177.56 and 17,133.54

Step by Step Solution

1. Step 1: Write the proportion equation
   30,562.94 : 42,177.56 = 17,133.54 : x
2. Step 2: Convert to fraction form
   30,562.94/42,177.56 = 17,133.54/x
3. Step 3: Cross multiply
   30,562.94x = 42,177.56 × 17,133.54
4. Step 4: Simplify right side
   30,562.94x = 722,650,825.69
5. Step 5: Solve for x
   x = 722,650,825.69/30,562.94
6. Step 6: Final answer
   x = 23,644.68