Finding the Fourth Proportional to 7,063.20, 10,586.16 and 3,162.24

Step by Step Solution

1. Step 1: Write the proportion equation
   7,063.20 : 10,586.16 = 3,162.24 : x
2. Step 2: Convert to fraction form
   7,063.20/10,586.16 = 3,162.24/x
3. Step 3: Cross multiply
   7,063.20x = 10,586.16 × 3,162.24
4. Step 4: Simplify right side
   7,063.20x = 33,475,978.60
5. Step 5: Solve for x
   x = 33,475,978.60/7,063.20
6. Step 6: Final answer
   x = 4,739.49