Finding the Fourth Proportional to 21,793.67, 32,659.32 and 12,414.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,793.67 : 32,659.32 = 12,414.32 : x
2. Step 2: Convert to fraction form
   21,793.67/32,659.32 = 12,414.32/x
3. Step 3: Cross multiply
   21,793.67x = 32,659.32 × 12,414.32
4. Step 4: Simplify right side
   21,793.67x = 405,443,331.11
5. Step 5: Solve for x
   x = 405,443,331.11/21,793.67
6. Step 6: Final answer
   x = 18,603.72