Finding the Fourth Proportional to 30,730.56, 42,408.24 and 17,302

Step by Step Solution

1. Step 1: Write the proportion equation
   30,730.56 : 42,408.24 = 17,302 : x
2. Step 2: Convert to fraction form
   30,730.56/42,408.24 = 17,302/x
3. Step 3: Cross multiply
   30,730.56x = 42,408.24 × 17,302
4. Step 4: Simplify right side
   30,730.56x = 733,747,368.48
5. Step 5: Solve for x
   x = 733,747,368.48/30,730.56
6. Step 6: Final answer
   x = 23,876.80