Finding the Fourth Proportional to 7,422.72, 10,250.24 and 5,556.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,422.72 : 10,250.24 = 5,556.48 : x
2. Step 2: Convert to fraction form
   7,422.72/10,250.24 = 5,556.48/x
3. Step 3: Cross multiply
   7,422.72x = 10,250.24 × 5,556.48
4. Step 4: Simplify right side
   7,422.72x = 56,955,253.56
5. Step 5: Solve for x
   x = 56,955,253.56/7,422.72
6. Step 6: Final answer
   x = 7,673.10