Finding the Fourth Proportional to 10,076.79, 15,115.23 and 3,413.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.79 : 15,115.23 = 3,413.34 : x
2. Step 2: Convert to fraction form
   10,076.79/15,115.23 = 3,413.34/x
3. Step 3: Cross multiply
   10,076.79x = 15,115.23 × 3,413.34
4. Step 4: Simplify right side
   10,076.79x = 51,593,419.17
5. Step 5: Solve for x
   x = 51,593,419.17/10,076.79
6. Step 6: Final answer
   x = 5,120.03