Finding the Fourth Proportional to 10,220.50, 14,104.17 and 5,745.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,220.50 : 14,104.17 = 5,745.01 : x
2. Step 2: Convert to fraction form
   10,220.50/14,104.17 = 5,745.01/x
3. Step 3: Cross multiply
   10,220.50x = 14,104.17 × 5,745.01
4. Step 4: Simplify right side
   10,220.50x = 81,028,597.69
5. Step 5: Solve for x
   x = 81,028,597.69/10,220.50
6. Step 6: Final answer
   x = 7,928.05