Finding the Fourth Proportional to 10,514.68, 15,747.54 and 5,308

Step by Step Solution

1. Step 1: Write the proportion equation
   10,514.68 : 15,747.54 = 5,308 : x
2. Step 2: Convert to fraction form
   10,514.68/15,747.54 = 5,308/x
3. Step 3: Cross multiply
   10,514.68x = 15,747.54 × 5,308
4. Step 4: Simplify right side
   10,514.68x = 83,587,942.32
5. Step 5: Solve for x
   x = 83,587,942.32/10,514.68
6. Step 6: Final answer
   x = 7,949.64