Finding the Fourth Proportional to 10,222.64, 15,328.17 and 3,556.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,222.64 : 15,328.17 = 3,556.07 : x
2. Step 2: Convert to fraction form
   10,222.64/15,328.17 = 3,556.07/x
3. Step 3: Cross multiply
   10,222.64x = 15,328.17 × 3,556.07
4. Step 4: Simplify right side
   10,222.64x = 54,507,968.85
5. Step 5: Solve for x
   x = 54,507,968.85/10,222.64
6. Step 6: Final answer
   x = 5,332.09