Finding the Fourth Proportional to 30,833.18, 42,549.61 and 17,408.80

Step by Step Solution

1. Step 1: Write the proportion equation
   30,833.18 : 42,549.61 = 17,408.80 : x
2. Step 2: Convert to fraction form
   30,833.18/42,549.61 = 17,408.80/x
3. Step 3: Cross multiply
   30,833.18x = 42,549.61 × 17,408.80
4. Step 4: Simplify right side
   30,833.18x = 740,737,650.57
5. Step 5: Solve for x
   x = 740,737,650.57/30,833.18
6. Step 6: Final answer
   x = 24,024.04