Finding the Fourth Proportional to 30,405.52, 41,959.18 and 16,976.98

Step by Step Solution

1. Step 1: Write the proportion equation
   30,405.52 : 41,959.18 = 16,976.98 : x
2. Step 2: Convert to fraction form
   30,405.52/41,959.18 = 16,976.98/x
3. Step 3: Cross multiply
   30,405.52x = 41,959.18 × 16,976.98
4. Step 4: Simplify right side
   30,405.52x = 712,340,074.79
5. Step 5: Solve for x
   x = 712,340,074.79/30,405.52
6. Step 6: Final answer
   x = 23,427.99