Finding the Fourth Proportional to 8,819, 12,165.98 and 5,281.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,819 : 12,165.98 = 5,281.52 : x
2. Step 2: Convert to fraction form
   8,819/12,165.98 = 5,281.52/x
3. Step 3: Cross multiply
   8,819x = 12,165.98 × 5,281.52
4. Step 4: Simplify right side
   8,819x = 64,254,866.69
5. Step 5: Solve for x
   x = 64,254,866.69/8,819
6. Step 6: Final answer
   x = 7,285.96