Finding the Fourth Proportional to 30,835.63, 42,555 and 17,401.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,835.63 : 42,555 = 17,401.96 : x
2. Step 2: Convert to fraction form
   30,835.63/42,555 = 17,401.96/x
3. Step 3: Cross multiply
   30,835.63x = 42,555 × 17,401.96
4. Step 4: Simplify right side
   30,835.63x = 740,540,407.80
5. Step 5: Solve for x
   x = 740,540,407.80/30,835.63
6. Step 6: Final answer
   x = 24,015.74