Finding the Fourth Proportional to 10,911.04, 16,353.77 and 5,055.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,911.04 : 16,353.77 = 5,055.35 : x
2. Step 2: Convert to fraction form
   10,911.04/16,353.77 = 5,055.35/x
3. Step 3: Cross multiply
   10,911.04x = 16,353.77 × 5,055.35
4. Step 4: Simplify right side
   10,911.04x = 82,673,924.12
5. Step 5: Solve for x
   x = 82,673,924.12/10,911.04
6. Step 6: Final answer
   x = 7,577.09