Finding the Fourth Proportional to 23,456.92, 32,370.83 and 12,847

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.92 : 32,370.83 = 12,847 : x
2. Step 2: Convert to fraction form
   23,456.92/32,370.83 = 12,847/x
3. Step 3: Cross multiply
   23,456.92x = 32,370.83 × 12,847
4. Step 4: Simplify right side
   23,456.92x = 415,867,988.78
5. Step 5: Solve for x
   x = 415,867,988.78/23,456.92
6. Step 6: Final answer
   x = 17,729.01