Finding the Fourth Proportional to 10,947.53, 16,413.79 and 3,927.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,947.53 : 16,413.79 = 3,927.40 : x
2. Step 2: Convert to fraction form
   10,947.53/16,413.79 = 3,927.40/x
3. Step 3: Cross multiply
   10,947.53x = 16,413.79 × 3,927.40
4. Step 4: Simplify right side
   10,947.53x = 64,463,518.85
5. Step 5: Solve for x
   x = 64,463,518.85/10,947.53
6. Step 6: Final answer
   x = 5,888.41