Finding the Fourth Proportional to 10,911.51, 16,363.82 and 3,514.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,911.51 : 16,363.82 = 3,514.39 : x
2. Step 2: Convert to fraction form
   10,911.51/16,363.82 = 3,514.39/x
3. Step 3: Cross multiply
   10,911.51x = 16,363.82 × 3,514.39
4. Step 4: Simplify right side
   10,911.51x = 57,508,813.25
5. Step 5: Solve for x
   x = 57,508,813.25/10,911.51
6. Step 6: Final answer
   x = 5,270.47