Finding the Fourth Proportional to 22,979.45, 34,469.31 and 8,188.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,979.45 : 34,469.31 = 8,188.94 : x
2. Step 2: Convert to fraction form
   22,979.45/34,469.31 = 8,188.94/x
3. Step 3: Cross multiply
   22,979.45x = 34,469.31 × 8,188.94
4. Step 4: Simplify right side
   22,979.45x = 282,267,111.43
5. Step 5: Solve for x
   x = 282,267,111.43/22,979.45
6. Step 6: Final answer
   x = 12,283.46