Finding the Fourth Proportional to 11,578.52, 17,364.15 and 4,182

Step by Step Solution

1. Step 1: Write the proportion equation
   11,578.52 : 17,364.15 = 4,182 : x
2. Step 2: Convert to fraction form
   11,578.52/17,364.15 = 4,182/x
3. Step 3: Cross multiply
   11,578.52x = 17,364.15 × 4,182
4. Step 4: Simplify right side
   11,578.52x = 72,616,875.30
5. Step 5: Solve for x
   x = 72,616,875.30/11,578.52
6. Step 6: Final answer
   x = 6,271.69