Finding the Fourth Proportional to 10,887.22, 16,328.18 and 5,038.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,887.22 : 16,328.18 = 5,038.24 : x
2. Step 2: Convert to fraction form
   10,887.22/16,328.18 = 5,038.24/x
3. Step 3: Cross multiply
   10,887.22x = 16,328.18 × 5,038.24
4. Step 4: Simplify right side
   10,887.22x = 82,265,289.60
5. Step 5: Solve for x
   x = 82,265,289.60/10,887.22
6. Step 6: Final answer
   x = 7,556.13