Finding the Fourth Proportional to 30,894.39, 42,634.49 and 16,747.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,894.39 : 42,634.49 = 16,747.34 : x
2. Step 2: Convert to fraction form
   30,894.39/42,634.49 = 16,747.34/x
3. Step 3: Cross multiply
   30,894.39x = 42,634.49 × 16,747.34
4. Step 4: Simplify right side
   30,894.39x = 714,014,002.85
5. Step 5: Solve for x
   x = 714,014,002.85/30,894.39
6. Step 6: Final answer
   x = 23,111.45