Finding the Fourth Proportional to 10,783.36, 16,176.45 and 3,763.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,783.36 : 16,176.45 = 3,763.49 : x
2. Step 2: Convert to fraction form
   10,783.36/16,176.45 = 3,763.49/x
3. Step 3: Cross multiply
   10,783.36x = 16,176.45 × 3,763.49
4. Step 4: Simplify right side
   10,783.36x = 60,879,907.81
5. Step 5: Solve for x
   x = 60,879,907.81/10,783.36
6. Step 6: Final answer
   x = 5,645.73