Finding the Fourth Proportional to 16,725.48, 23,078.90 and 10,009.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,725.48 : 23,078.90 = 10,009.58 : x
2. Step 2: Convert to fraction form
   16,725.48/23,078.90 = 10,009.58/x
3. Step 3: Cross multiply
   16,725.48x = 23,078.90 × 10,009.58
4. Step 4: Simplify right side
   16,725.48x = 231,009,930.42
5. Step 5: Solve for x
   x = 231,009,930.42/16,725.48
6. Step 6: Final answer
   x = 13,811.86