Finding the Fourth Proportional to 10,087.21, 15,131.22 and 3,514.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,087.21 : 15,131.22 = 3,514.06 : x
2. Step 2: Convert to fraction form
   10,087.21/15,131.22 = 3,514.06/x
3. Step 3: Cross multiply
   10,087.21x = 15,131.22 × 3,514.06
4. Step 4: Simplify right side
   10,087.21x = 53,171,921.73
5. Step 5: Solve for x
   x = 53,171,921.73/10,087.21
6. Step 6: Final answer
   x = 5,271.22