Finding the Fourth Proportional to 16,981.56, 25,473.15 and 9,080.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,981.56 : 25,473.15 = 9,080.82 : x
2. Step 2: Convert to fraction form
   16,981.56/25,473.15 = 9,080.82/x
3. Step 3: Cross multiply
   16,981.56x = 25,473.15 × 9,080.82
4. Step 4: Simplify right side
   16,981.56x = 231,317,089.98
5. Step 5: Solve for x
   x = 231,317,089.98/16,981.56
6. Step 6: Final answer
   x = 13,621.66