Finding the Fourth Proportional to 30,782.92, 42,477.18 and 17,353.84

Step by Step Solution

1. Step 1: Write the proportion equation
   30,782.92 : 42,477.18 = 17,353.84 : x
2. Step 2: Convert to fraction form
   30,782.92/42,477.18 = 17,353.84/x
3. Step 3: Cross multiply
   30,782.92x = 42,477.18 × 17,353.84
4. Step 4: Simplify right side
   30,782.92x = 737,142,185.37
5. Step 5: Solve for x
   x = 737,142,185.37/30,782.92
6. Step 6: Final answer
   x = 23,946.47