Finding the Fourth Proportional to 10,086.58, 15,130.28 and 3,513.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,086.58 : 15,130.28 = 3,513.43 : x
2. Step 2: Convert to fraction form
   10,086.58/15,130.28 = 3,513.43/x
3. Step 3: Cross multiply
   10,086.58x = 15,130.28 × 3,513.43
4. Step 4: Simplify right side
   10,086.58x = 53,159,162.09
5. Step 5: Solve for x
   x = 53,159,162.09/10,086.58
6. Step 6: Final answer
   x = 5,270.29