Finding the Fourth Proportional to 30,878.52, 42,614.04 and 17,450.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,878.52 : 42,614.04 = 17,450.34 : x
2. Step 2: Convert to fraction form
   30,878.52/42,614.04 = 17,450.34/x
3. Step 3: Cross multiply
   30,878.52x = 42,614.04 × 17,450.34
4. Step 4: Simplify right side
   30,878.52x = 743,629,486.77
5. Step 5: Solve for x
   x = 743,629,486.77/30,878.52
6. Step 6: Final answer
   x = 24,082.42