Finding the Fourth Proportional to 30,787.46, 42,487.16 and 17,359.37

Step by Step Solution

1. Step 1: Write the proportion equation
   30,787.46 : 42,487.16 = 17,359.37 : x
2. Step 2: Convert to fraction form
   30,787.46/42,487.16 = 17,359.37/x
3. Step 3: Cross multiply
   30,787.46x = 42,487.16 × 17,359.37
4. Step 4: Simplify right side
   30,787.46x = 737,550,031.46
5. Step 5: Solve for x
   x = 737,550,031.46/30,787.46
6. Step 6: Final answer
   x = 23,956.19