Finding the Fourth Proportional to 10,087.32, 15,131.07 and 3,513.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,087.32 : 15,131.07 = 3,513.54 : x
2. Step 2: Convert to fraction form
   10,087.32/15,131.07 = 3,513.54/x
3. Step 3: Cross multiply
   10,087.32x = 15,131.07 × 3,513.54
4. Step 4: Simplify right side
   10,087.32x = 53,163,619.69
5. Step 5: Solve for x
   x = 53,163,619.69/10,087.32
6. Step 6: Final answer
   x = 5,270.34