Finding the Fourth Proportional to 16,981.52, 23,434.59 and 9,427.73

Step by Step Solution

1. Step 1: Write the proportion equation
   16,981.52 : 23,434.59 = 9,427.73 : x
2. Step 2: Convert to fraction form
   16,981.52/23,434.59 = 9,427.73/x
3. Step 3: Cross multiply
   16,981.52x = 23,434.59 × 9,427.73
4. Step 4: Simplify right side
   16,981.52x = 220,934,987.18
5. Step 5: Solve for x
   x = 220,934,987.18/16,981.52
6. Step 6: Final answer
   x = 13,010.32