Finding the Fourth Proportional to 14,643.42, 21,951.69 and 5,281.24

Step by Step Solution

1. Step 1: Write the proportion equation
   14,643.42 : 21,951.69 = 5,281.24 : x
2. Step 2: Convert to fraction form
   14,643.42/21,951.69 = 5,281.24/x
3. Step 3: Cross multiply
   14,643.42x = 21,951.69 × 5,281.24
4. Step 4: Simplify right side
   14,643.42x = 115,932,143.30
5. Step 5: Solve for x
   x = 115,932,143.30/14,643.42
6. Step 6: Final answer
   x = 7,917.01