Finding the Fourth Proportional to 9,067.55, 13,600.31 and 3,143.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,067.55 : 13,600.31 = 3,143.34 : x
2. Step 2: Convert to fraction form
   9,067.55/13,600.31 = 3,143.34/x
3. Step 3: Cross multiply
   9,067.55x = 13,600.31 × 3,143.34
4. Step 4: Simplify right side
   9,067.55x = 42,750,382.72
5. Step 5: Solve for x
   x = 42,750,382.72/9,067.55
6. Step 6: Final answer
   x = 4,714.66