Finding the Fourth Proportional to 31,569.50, 47,354.34 and 8,196.14

Step by Step Solution

1. Step 1: Write the proportion equation
   31,569.50 : 47,354.34 = 8,196.14 : x
2. Step 2: Convert to fraction form
   31,569.50/47,354.34 = 8,196.14/x
3. Step 3: Cross multiply
   31,569.50x = 47,354.34 × 8,196.14
4. Step 4: Simplify right side
   31,569.50x = 388,122,800.25
5. Step 5: Solve for x
   x = 388,122,800.25/31,569.50
6. Step 6: Final answer
   x = 12,294.23