Finding the Fourth Proportional to 30,758.56, 42,446.82 and 16,611.41

Step by Step Solution

1. Step 1: Write the proportion equation
   30,758.56 : 42,446.82 = 16,611.41 : x
2. Step 2: Convert to fraction form
   30,758.56/42,446.82 = 16,611.41/x
3. Step 3: Cross multiply
   30,758.56x = 42,446.82 × 16,611.41
4. Step 4: Simplify right side
   30,758.56x = 705,101,424.10
5. Step 5: Solve for x
   x = 705,101,424.10/30,758.56
6. Step 6: Final answer
   x = 22,923.75