Finding the Fourth Proportional to 10,311.16, 14,229.24 and 5,595.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,311.16 : 14,229.24 = 5,595.40 : x
2. Step 2: Convert to fraction form
   10,311.16/14,229.24 = 5,595.40/x
3. Step 3: Cross multiply
   10,311.16x = 14,229.24 × 5,595.40
4. Step 4: Simplify right side
   10,311.16x = 79,618,289.50
5. Step 5: Solve for x
   x = 79,618,289.50/10,311.16
6. Step 6: Final answer
   x = 7,721.56