Finding the Fourth Proportional to 30,906.75, 42,651.33 and 16,759.62

Step by Step Solution

1. Step 1: Write the proportion equation
   30,906.75 : 42,651.33 = 16,759.62 : x
2. Step 2: Convert to fraction form
   30,906.75/42,651.33 = 16,759.62/x
3. Step 3: Cross multiply
   30,906.75x = 42,651.33 × 16,759.62
4. Step 4: Simplify right side
   30,906.75x = 714,820,083.29
5. Step 5: Solve for x
   x = 714,820,083.29/30,906.75
6. Step 6: Final answer
   x = 23,128.28