Finding the Fourth Proportional to 12,017.16, 16,585.56 and 6,981.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,017.16 : 16,585.56 = 6,981.39 : x
2. Step 2: Convert to fraction form
   12,017.16/16,585.56 = 6,981.39/x
3. Step 3: Cross multiply
   12,017.16x = 16,585.56 × 6,981.39
4. Step 4: Simplify right side
   12,017.16x = 115,790,262.73
5. Step 5: Solve for x
   x = 115,790,262.73/12,017.16
6. Step 6: Final answer
   x = 9,635.41