Finding the Fourth Proportional to 10,887.75, 16,331.83 and 3,096.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,887.75 : 16,331.83 = 3,096.77 : x
2. Step 2: Convert to fraction form
   10,887.75/16,331.83 = 3,096.77/x
3. Step 3: Cross multiply
   10,887.75x = 16,331.83 × 3,096.77
4. Step 4: Simplify right side
   10,887.75x = 50,575,831.79
5. Step 5: Solve for x
   x = 50,575,831.79/10,887.75
6. Step 6: Final answer
   x = 4,645.21