Finding the Fourth Proportional to 10,216.99, 14,099.52 and 5,740.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,216.99 : 14,099.52 = 5,740.75 : x
2. Step 2: Convert to fraction form
   10,216.99/14,099.52 = 5,740.75/x
3. Step 3: Cross multiply
   10,216.99x = 14,099.52 × 5,740.75
4. Step 4: Simplify right side
   10,216.99x = 80,941,819.44
5. Step 5: Solve for x
   x = 80,941,819.44/10,216.99
6. Step 6: Final answer
   x = 7,922.28