Finding the Fourth Proportional to 7,761.22, 10,710.50 and 4,224.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,761.22 : 10,710.50 = 4,224.42 : x
2. Step 2: Convert to fraction form
   7,761.22/10,710.50 = 4,224.42/x
3. Step 3: Cross multiply
   7,761.22x = 10,710.50 × 4,224.42
4. Step 4: Simplify right side
   7,761.22x = 45,245,629.29
5. Step 5: Solve for x
   x = 45,245,629.29/7,761.22
6. Step 6: Final answer
   x = 5,829.71