Finding the Fourth Proportional to 30,753.42, 42,439.53 and 17,329

Step by Step Solution

1. Step 1: Write the proportion equation
   30,753.42 : 42,439.53 = 17,329 : x
2. Step 2: Convert to fraction form
   30,753.42/42,439.53 = 17,329/x
3. Step 3: Cross multiply
   30,753.42x = 42,439.53 × 17,329
4. Step 4: Simplify right side
   30,753.42x = 735,434,528.73
5. Step 5: Solve for x
   x = 735,434,528.73/30,753.42
6. Step 6: Final answer
   x = 23,913.91