Finding the Fourth Proportional to 16,874.52, 23,286.72 and 9,321.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,874.52 : 23,286.72 = 9,321.34 : x
2. Step 2: Convert to fraction form
   16,874.52/23,286.72 = 9,321.34/x
3. Step 3: Cross multiply
   16,874.52x = 23,286.72 × 9,321.34
4. Step 4: Simplify right side
   16,874.52x = 217,063,318.17
5. Step 5: Solve for x
   x = 217,063,318.17/16,874.52
6. Step 6: Final answer
   x = 12,863.38