Finding the Fourth Proportional to 10,216.05, 14,097.29 and 5,739.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,216.05 : 14,097.29 = 5,739.45 : x
2. Step 2: Convert to fraction form
   10,216.05/14,097.29 = 5,739.45/x
3. Step 3: Cross multiply
   10,216.05x = 14,097.29 × 5,739.45
4. Step 4: Simplify right side
   10,216.05x = 80,910,662.39
5. Step 5: Solve for x
   x = 80,910,662.39/10,216.05
6. Step 6: Final answer
   x = 7,919.96