Finding the Fourth Proportional to 10,275, 15,413.72 and 3,349.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,275 : 15,413.72 = 3,349.50 : x
2. Step 2: Convert to fraction form
   10,275/15,413.72 = 3,349.50/x
3. Step 3: Cross multiply
   10,275x = 15,413.72 × 3,349.50
4. Step 4: Simplify right side
   10,275x = 51,628,238.39
5. Step 5: Solve for x
   x = 51,628,238.39/10,275
6. Step 6: Final answer
   x = 5,024.65