Finding the Fourth Proportional to 9,015.54, 12,441.47 and 5,036.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,015.54 : 12,441.47 = 5,036.79 : x
2. Step 2: Convert to fraction form
   9,015.54/12,441.47 = 5,036.79/x
3. Step 3: Cross multiply
   9,015.54x = 12,441.47 × 5,036.79
4. Step 4: Simplify right side
   9,015.54x = 62,665,046.50
5. Step 5: Solve for x
   x = 62,665,046.50/9,015.54
6. Step 6: Final answer
   x = 6,950.78