Finding the Fourth Proportional to 14,409.72, 21,623.22 and 5,176.44

Step by Step Solution

1. Step 1: Write the proportion equation
   14,409.72 : 21,623.22 = 5,176.44 : x
2. Step 2: Convert to fraction form
   14,409.72/21,623.22 = 5,176.44/x
3. Step 3: Cross multiply
   14,409.72x = 21,623.22 × 5,176.44
4. Step 4: Simplify right side
   14,409.72x = 111,931,300.94
5. Step 5: Solve for x
   x = 111,931,300.94/14,409.72
6. Step 6: Final answer
   x = 7,767.76