Finding the Fourth Proportional to 14,223.63, 19,627.88 and 7,934.79

Step by Step Solution

1. Step 1: Write the proportion equation
   14,223.63 : 19,627.88 = 7,934.79 : x
2. Step 2: Convert to fraction form
   14,223.63/19,627.88 = 7,934.79/x
3. Step 3: Cross multiply
   14,223.63x = 19,627.88 × 7,934.79
4. Step 4: Simplify right side
   14,223.63x = 155,743,105.95
5. Step 5: Solve for x
   x = 155,743,105.95/14,223.63
6. Step 6: Final answer
   x = 10,949.60