Finding the Fourth Proportional to 14,410.24, 21,621.12 and 5,176.96

Step by Step Solution

1. Step 1: Write the proportion equation
   14,410.24 : 21,621.12 = 5,176.96 : x
2. Step 2: Convert to fraction form
   14,410.24/21,621.12 = 5,176.96/x
3. Step 3: Cross multiply
   14,410.24x = 21,621.12 × 5,176.96
4. Step 4: Simplify right side
   14,410.24x = 111,931,673.40
5. Step 5: Solve for x
   x = 111,931,673.40/14,410.24
6. Step 6: Final answer
   x = 7,767.51