Finding the Fourth Proportional to 14,380.24, 21,574.20 and 5,148.88

Step by Step Solution

1. Step 1: Write the proportion equation
   14,380.24 : 21,574.20 = 5,148.88 : x
2. Step 2: Convert to fraction form
   14,380.24/21,574.20 = 5,148.88/x
3. Step 3: Cross multiply
   14,380.24x = 21,574.20 × 5,148.88
4. Step 4: Simplify right side
   14,380.24x = 111,082,966.90
5. Step 5: Solve for x
   x = 111,082,966.90/14,380.24
6. Step 6: Final answer
   x = 7,724.69