Finding the Fourth Proportional to 21,196.08, 31,793.04 and 6,404.94

Step by Step Solution

1. Step 1: Write the proportion equation
   21,196.08 : 31,793.04 = 6,404.94 : x
2. Step 2: Convert to fraction form
   21,196.08/31,793.04 = 6,404.94/x
3. Step 3: Cross multiply
   21,196.08x = 31,793.04 × 6,404.94
4. Step 4: Simplify right side
   21,196.08x = 203,632,513.62
5. Step 5: Solve for x
   x = 203,632,513.62/21,196.08
6. Step 6: Final answer
   x = 9,607.08