Finding the Fourth Proportional to 10,015, 15,022.71 and 3,089.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,015 : 15,022.71 = 3,089.50 : x
2. Step 2: Convert to fraction form
   10,015/15,022.71 = 3,089.50/x
3. Step 3: Cross multiply
   10,015x = 15,022.71 × 3,089.50
4. Step 4: Simplify right side
   10,015x = 46,412,647.10
5. Step 5: Solve for x
   x = 46,412,647.10/10,015
6. Step 6: Final answer
   x = 4,634.31