Finding the Fourth Proportional to 30,404.88, 41,948.88 and 16,974

Step by Step Solution

1. Step 1: Write the proportion equation
   30,404.88 : 41,948.88 = 16,974 : x
2. Step 2: Convert to fraction form
   30,404.88/41,948.88 = 16,974/x
3. Step 3: Cross multiply
   30,404.88x = 41,948.88 × 16,974
4. Step 4: Simplify right side
   30,404.88x = 712,040,289.12
5. Step 5: Solve for x
   x = 712,040,289.12/30,404.88
6. Step 6: Final answer
   x = 23,418.62