Finding the Fourth Proportional to 30,881.57, 42,615.45 and 17,452.53

Step by Step Solution

1. Step 1: Write the proportion equation
   30,881.57 : 42,615.45 = 17,452.53 : x
2. Step 2: Convert to fraction form
   30,881.57/42,615.45 = 17,452.53/x
3. Step 3: Cross multiply
   30,881.57x = 42,615.45 × 17,452.53
4. Step 4: Simplify right side
   30,881.57x = 743,747,419.59
5. Step 5: Solve for x
   x = 743,747,419.59/30,881.57
6. Step 6: Final answer
   x = 24,083.86