Finding the Fourth Proportional to 11,039.46, 16,559.38 and 3,142.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.46 : 16,559.38 = 3,142.18 : x
2. Step 2: Convert to fraction form
   11,039.46/16,559.38 = 3,142.18/x
3. Step 3: Cross multiply
   11,039.46x = 16,559.38 × 3,142.18
4. Step 4: Simplify right side
   11,039.46x = 52,032,556.75
5. Step 5: Solve for x
   x = 52,032,556.75/11,039.46
6. Step 6: Final answer
   x = 4,713.32