Finding the Fourth Proportional to 14,049.36, 21,071.52 and 5,284.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,049.36 : 21,071.52 = 5,284.56 : x
2. Step 2: Convert to fraction form
   14,049.36/21,071.52 = 5,284.56/x
3. Step 3: Cross multiply
   14,049.36x = 21,071.52 × 5,284.56
4. Step 4: Simplify right side
   14,049.36x = 111,353,711.73
5. Step 5: Solve for x
   x = 111,353,711.73/14,049.36
6. Step 6: Final answer
   x = 7,925.89