Finding the Fourth Proportional to 30,910.85, 42,659.09 and 17,482.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,910.85 : 42,659.09 = 17,482.10 : x
2. Step 2: Convert to fraction form
   30,910.85/42,659.09 = 17,482.10/x
3. Step 3: Cross multiply
   30,910.85x = 42,659.09 × 17,482.10
4. Step 4: Simplify right side
   30,910.85x = 745,770,176.58
5. Step 5: Solve for x
   x = 745,770,176.58/30,910.85
6. Step 6: Final answer
   x = 24,126.49