Finding the Fourth Proportional to 30,910.54, 42,655.98 and 17,481.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,910.54 : 42,655.98 = 17,481.34 : x
2. Step 2: Convert to fraction form
   30,910.54/42,655.98 = 17,481.34/x
3. Step 3: Cross multiply
   30,910.54x = 42,655.98 × 17,481.34
4. Step 4: Simplify right side
   30,910.54x = 745,683,689.41
5. Step 5: Solve for x
   x = 745,683,689.41/30,910.54
6. Step 6: Final answer
   x = 24,123.93