Finding the Fourth Proportional to 30,410.52, 41,966.10 and 16,981.98

Step by Step Solution

1. Step 1: Write the proportion equation
   30,410.52 : 41,966.10 = 16,981.98 : x
2. Step 2: Convert to fraction form
   30,410.52/41,966.10 = 16,981.98/x
3. Step 3: Cross multiply
   30,410.52x = 41,966.10 × 16,981.98
4. Step 4: Simplify right side
   30,410.52x = 712,667,470.88
5. Step 5: Solve for x
   x = 712,667,470.88/30,410.52
6. Step 6: Final answer
   x = 23,434.90