Finding the Fourth Proportional to 10,883.28, 16,300.44 and 5,031.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,883.28 : 16,300.44 = 5,031.12 : x
2. Step 2: Convert to fraction form
   10,883.28/16,300.44 = 5,031.12/x
3. Step 3: Cross multiply
   10,883.28x = 16,300.44 × 5,031.12
4. Step 4: Simplify right side
   10,883.28x = 82,009,469.69
5. Step 5: Solve for x
   x = 82,009,469.69/10,883.28
6. Step 6: Final answer
   x = 7,535.36