Finding the Fourth Proportional to 30,904.58, 42,648.35 and 16,757.43

Step by Step Solution

1. Step 1: Write the proportion equation
   30,904.58 : 42,648.35 = 16,757.43 : x
2. Step 2: Convert to fraction form
   30,904.58/42,648.35 = 16,757.43/x
3. Step 3: Cross multiply
   30,904.58x = 42,648.35 × 16,757.43
4. Step 4: Simplify right side
   30,904.58x = 714,676,590.28
5. Step 5: Solve for x
   x = 714,676,590.28/30,904.58
6. Step 6: Final answer
   x = 23,125.26