Finding the Fourth Proportional to 10,278.71, 15,413.25 and 3,704.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,278.71 : 15,413.25 = 3,704.03 : x
2. Step 2: Convert to fraction form
   10,278.71/15,413.25 = 3,704.03/x
3. Step 3: Cross multiply
   10,278.71x = 15,413.25 × 3,704.03
4. Step 4: Simplify right side
   10,278.71x = 57,091,140.40
5. Step 5: Solve for x
   x = 57,091,140.40/10,278.71
6. Step 6: Final answer
   x = 5,554.31